Aaron, Jane, and Christopher Williams. 2005. Postcolonial Wales. [Place of publication not identified]: University of Wales Press. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=4690974960002418&institutionId=2418&customerId=2415.
Baldick, Chris. 2013. Criticism and Literary Theory 1890 to the Present. Oxon [England]: Routledge. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=4746648360002418&institutionId=2418&customerId=2415.
Besbes, Khaled. 2011. Rehabilitating Literary Theory: A Practical Guide for the Critical and Semiotic Analysis of Poetry and Drama. Boca Raton: BrownWalker Press.
Betts, Clive. 1978. A Oedd Heddwch? [Cardiff]: Gwasg ap Dafydd.
Bevan, Hugh. 1966. ‘“Syniadau Beirniadol W.J. Gruffydd a T. Gwynn Jones”’. Llên Cymru 9: 19–32. http://primo.aber.ac.uk/primo_library/libweb/action/display.do?tabs=detailsTab&ct=display&fn=search&doc=dedupmrg579064&indx=3&recIds=dedupmrg579064&recIdxs=2&elementId=2&renderMode=poppedOut&displayMode=full&frbrVersion=&dscnt=1&fctN=facet_pfilter&rfnGrp=1&frbg=&scp.scps=scope%3A%28ABERU_LMS%29%2Cscope%3A%28ABERU_SFX%29%2Cscope%3A%28ABERU_ML%29&fctV=journals&tab=local&dstmp=1434985145355&srt=date&mode=Basic&dum=true&tb=t&rfnGrpCounter=1&vl(freeText0)=llen%20cymru&vid=ABERU_VU1.
Bevan, Hugh, and Brynley F. Roberts. 1982. ‘’Syniadau Beirniadol W.J. Gruffydd a T. Gwynn Jones’. Beirniadaeth Lenyddol: Erthyglau, 111–33.
Bohata, Kirsti. 2004. Postcolonialism Revisited: Writing Wales in English. Electronic resource. Vol. CREW series of critical and scholarly studies. Cardiff: University of Wales Press. http://www.vlebooks.com/vleweb/product/openreader?id=AberystUni&isbn=9780708322369.
Bové, Paul A. 1992. In the Wake of Theory. [Middletown, Conn.]: Wesleyan University Press.
Bowen, D.J. 1999. ‘“Erthygl Saunders Lewis Ar Ddafydd”’. Barddas 252: 34–41.
Bowen, Geraint. 1989. John Morris-Jones: Y Diwygiwr Iaith a Llên. Vol. Darlith goffa flynyddol Syr John Morris-Jones. Llanfair Pwyllgwyngyll: Undeb y Gymraeg.
———. 1998. ‘Siôn Dafydd Rhys Ac Institvtiones 1592’’. Llên Cymru 21: 34–49. http://primo.aber.ac.uk/primo_library/libweb/action/display.do?tabs=detailsTab&ct=display&fn=search&doc=dedupmrg579064&indx=3&recIds=dedupmrg579064&recIdxs=2&elementId=2&renderMode=poppedOut&displayMode=full&frbrVersion=&dscnt=0&fctN=facet_pfilter&rfnGrp=1&frbg=&scp.scps=scope%3A%28ABERU_LMS%29%2Cscope%3A%28ABERU_SFX%29%2Cscope%3A%28ABERU_ML%29&fctV=journals&tab=local&dstmp=1434715621604&srt=date&mode=Basic&dum=true&tb=t&rfnGrpCounter=1&vl(freeText0)=Llen%20cymru&vid=ABERU_VU1.
Brooks, Simon. 2008. ‘Arwyddocâd Ideolegol Dylanwad Sigmund Freud Ar Saunders Lewis’. Llenyddiaeth Mewn Theori 3: 29–49.
———. n.d. O Dan Lygaid y Gestapo : Yr Oleuedigaeth Gymraeg a Theori Lenyddol Yng Nghymru. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=4690974980002418&institutionId=2418&customerId=2415.
Burke, Sean. 2008. The Death and Return of the Author: Criticism and Subjectivity in Barthes, Foucault and Derrida. Third edition. Edinburgh: Edinburgh University Press. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=4691030840002418&institutionId=2418&customerId=2415.
Chapman, T. Robin. 1993. W.J.Gruffydd. Vol. Dawn dweud. Caerdydd: Gwasg Prifysgol Cymru.
Coleg Cymraeg Cenedlaethol. 1992a. Sglefrio Ar Eiriau: Erthyglau Ar Lenyddiaeth a Beirniadaeth. Electronic resource. Edited by John Rowlands. Llandysul: Gomer. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=4691030930002418&institutionId=2418&customerId=2415.
———. 1992b. Sglefrio Ar Eiriau: Erthyglau Ar Lenyddiaeth a Beirniadaeth. Electronic resource. Edited by John Rowlands. Llandysul: Gomer. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=4691030930002418&institutionId=2418&customerId=2415.
Craig, David. 1975. Marxists on Literature: An Anthology. Harmondsworth: Penguin.
Cunningham, Valentine. 2002. Reading after Theory. Vol. Blackwell manifestos. Oxford: Blackwell.
Cymdeithas Emynau Cymru. 2003. ‘“Symposiwm: Ann a’r Seicatryddion” [Ar Ann Griffiths]’. Bwletin Cymdeithas Emynau Cymru.
Dafydd, Ifor ap. 2002. ‘“Beirniadaeth Gynnar a Llythyrau Saunders Lewis: Teithio, Iaith a Chenedligrwydd”’. In Ysgrifau Beirniadol: 26, 75–95. Dinbych: Gwasg Gee.
Davies, Grahame. 1999. Sefyll Yn y Bwlch: R.S.Thomas, Saunders Lewis, T.S. Eliot, a Simone Weil. Vol. Y meddwl a’r dychymyg Cymreig. Caerdydd: Gwasg Prifysgol Cymru.
Davies, J. Barrett. 1950. ‘“Saunders Lewis: Cristion a Beirniad”’. In Saunders Lewis: Ei Feddwl a’i Waith, 78–89. Dinbych: Gwasg Gee.
Docherty, Thomas. 1996. After Theory. [Place of publication not identified]: Edinburgh University Press. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=4690974940002418&institutionId=2418&customerId=2415.
Eagleton, Terry. 1976. Criticism and Ideology: A Study in Marxist Literary Theory. London: NLB.
———. 2002. Marxism and Literary Criticism. Electronic resource. [New ed.]. London: Routledge. http://www.vlebooks.com/vleweb/product/openreader?id=AberystUni&isbn=9780203361771.
———. 2008. Literary Theory: An Introduction. Electronic resource. Anniversary ed., 2nd ed. Malden, Mass: Blackwell Pub. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=6020155970002418&institutionId=2418&customerId=2415.
Eckley, Geraint Lewis. 1970. Rhai Agweddau Ar Feirniadaeth Lenyddol W.J. Gruffydd. Aberystwyth.
Edwards, Hywel Teifi. 1976. Yr Eisteddfod: Cyfrol Ddathlu Wythganmlwyddiant Yr Eisteddfod, 1176-1976. Llandysul: Gwasg Gomer [ar ran] Llys yr Eisteddfod Genedlaethol.
———. 1978. Baich y Bardd. Vol. Darlith lenyddol flynyddol Eisteddfod Genedlaethol Cymru. Llandysul: argraffwyd gan Wasg Gomer.
———. 1980. ‘Gŵyl Gwalia’: Yr Eisteddfod Genedlaethol Yn Oes Aur Victoria 1858-1868. Llandysul: Gwasg Gomer.
Emyr, John. 1986. Dadl Grefyddol Saunders Lewis Ac W.J. Gruffydd. Vol. Darlith flynyddol Llyfrgell Efengylaid Cymru. Pen-y-bont: Llyfrgell Efengylaidd Cymru.
Evans, Dylan Foster. 2006a. ‘“‘Bardd Arallwlad’, Dafydd Ap Gwilym a Theori Drefedigaethol”’. In Llenyddiaeth Mewn Theori, Y meddwl a’r dychymyg Cymreig:39–72. Caerdydd: Gwasg Prifysgol Cymru.
———. 2006b. ‘“Cyngor y Biogen”: Ecoleg a Llenyddiaeth Gymraeg’. Llenyddiaeth Mewn Theori 1: 41–79.
Goronwy-Roberts, Marian. 1981. W. J. Gruffydd. Vol. Darlith ganmlwyddiant Eisteddfod Genedlaethol Maldwyn a’i Chyffiniau. [S.l.]: Cyhoeddiadau Barddas.
Green, Diane. 2009. Emyr Humphreys: A Postcolonial Novelist? Vol. Writing Wales in English. Cardiff: University of Wales Press. http://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=3037262700002418&institutionId=2418&customerId=2415.
Gregson, Ian. 2004. Postmodern Literature. Vol. Contexts. London: Arnold.
Gruffydd, W.J. 2013. Eira Llynedd Ac Ysgrifau Eraill Gan W. J. Gruffydd. Vol. Cyfrolau Cenedl. Aberystwyth: Dalen Newydd.
Gruffydd, W.J., and Bobi Jones. 1991. Yr Hen Ganrif: Beirniadaeth Lenyddol. Vol. Clasuron yr Academi. Ail gyfres. Caerdydd: Yr Academi Gymreig a Hughes a’i Fab.
Hallam, Tudur. 2007. Canon Ein Llên: Saunders Lewis, R.M. Jones Ac Alan Llwyd. Vol. Y meddwl a’r dychymyg Cymreig. Caerdydd: Gwasg Prifysgol Cymru.
Hopwood, Mererid. 2004. Singing in Chains: Listening to Welsh Verse. Llandysul: Gomer.
Hunter, Jerry. 2002. ‘“Mole Vama”’. Barn 479/480.
James, Allan. 1987. John Morris-Jones. Vol. Writers of Wales. Cardiff: University of Wales Press on behalf of the Welsh Arts Council.
———. 2011. John Morris-Jones. Electronic resource. Caerdydd: Gwasg Prifysgol Cymru. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=4987097260002418&institutionId=2418&customerId=2415.
James, Allan, Robat Trefor, Richard Glyn Roberts, and Iwan Wyn Rees. 2011. John Morris-Jones. Vol. Dawn dweud. Caerdydd: Gwasg Prifysgol Cymru. http://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=3037252710002418&institutionId=2418&customerId=2415.
Jarvis, Matthew. 2025. Welsh Environments in Contemporary Poetry. Cardiff: University of Wales Press. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=4735066680002418&institutionId=2418&customerId=2415.
Jenkins, Dafydd. 1998. ‘“Cyfarthion Corieithgi: Cymraeg John Morris-Jones”’. Taliesin 102: 66–77.
Jenkins, Geraint H. 1989. Y Chwyldro Ffrengig a Voltaire Cymru. Vol. Darlith Eisteddfodol y Brifysgol Eisteddfod Genedlaethol Cymru. Caerdydd: Prifysgol Cymru.
Jenkins, Kathryn. 1994a. ‘Yr Eisteddfod a Beirniadaeth Lenyddol’. Taliesin 86: 43–55.
———. 1994b. ‘Yr Eisteddfod a Beirniadaeth Lenyddol’. Taliesin 86: 43–55.
Johnston, Dafydd. 1987. ‘“Dadeni’r Canu Caeth”’. Barddas 123/124.
Jones, Bobi. 1967. ‘Pwnc Mawr Beirniadaeth Lenyddol Gymraeg’. In Ysgrifau Beirniadol: 3, 253–88. Dinbych: Gwasg Gee.
———. 1977. Llên Cymru a Chrefydd: Diben y Llenor. Abertawe: C. Davies.
———. 2003. Beirniadaeth Gyfansawdd: Fframwaith Cyflawn Beirniadaeth Lenyddol. Abertawe: Cyhoeddiadau Barddas.
Jones, Dafydd Glyn. 2012. Beirniadaeth John Morris-Jones. Vol. Cyfrolau cenedl. Bala: Dalen Newydd.
Jones, John Gwilym. 1977a. Crefft y Llenor. Dinbych [i.e. Denbigh]: Gwasg Gee.
———. 1977b. Swyddogaeth Beirniadaeth Ac Ysgrifau Eraill. Dinbych [i.e. Denbigh]: Gwasg Gee.
Jones, R. M. 2005. Meddwl y Gynghanedd. Abertawe: Cyhoeddiadau Barddas.
Jones, R.M. 2006. ‘“Journey into the Mind of Cynhanedd”’. Poetry Wales.
———. 2012. ‘Hanes Beirniadaeth Gymraeg Ddiweddar [ o Iolo Morganwg Hyd Alan Llwyd]’. 2012. http://www.rmjones-bobijones.net/llyfrau/Iolo.pdf.
Kellner, Douglas. 1989. Critical Theory, Marxism and Modernity. Cambridge: Polity.
Kettle, Arnold, and V. G. Hanes. 1968. Man and the Arts: A Marxist Approach. [New York: American Institute for Marxist Studies.
Leitch, Vincent B. 2014. Literary Criticism in the 21st Century: Theory Renaissance. London: Bloomsbury. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=4690918900002418&institutionId=2418&customerId=2415.
Lewis, E. Glyn. 1949. ‘Freud a Llenyddiaeth’. Efrydiau Athronyddol 12: 16–28. https://datasyllwr.llgc.org.uk/journals/pdf/AWJAN012006.pdf.
Lewis, Saunders. 1927. Williams Pantycelyn. Llundain: Foyle’s.
———. 1929. Ceiriog. Vol. Yr artist yn Philistia. Aberystwyth: Gwasg Aberystwyth.
———. 1932. Braslun o Hanes Llenyddiaeth Gymraeg: Cyfrol 1: Hyd at 1535. Vol. Cyfres y brifysgol a’r werin. Caerdydd: Gwasg Prifysgol Cymru.
Lewis, Saunders, and R. Geraint Gruffydd. 1973. Meistri’r Canrifoedd: Ysgrifau Ar Hanes Llenyddiaeth Gymraeg. Caerdydd: Gwasg Prifysgol Cymru.
Lloyd, D. Myrddin. 1948. ‘Y Ddirfodaeh Gyfoes Yn Ffrainc’. Electronic resource. Efrydiau Athronyddol, 3–33. https://datasyllwr.llgc.org.uk/journals/pdf/AWJAN011005.pdf.
Llwyd, Alan. 1973. Anghenion y Gynghanedd. Caerdydd: Gwasg Prifysgol Cymru.
———. 1996. Canrif o Brifwyl. Vol. Darlith lenyddol flynyddol Eisteddfod Genedlaethol Cymru. Eisteddfod Genedlaethol Cymru.
Lumsden, Robert. 2009. Reading Literature after Deconstruction. Electronic resource. Amherst, N.Y.: Cambria Press. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=4690939970002418&institutionId=2418&customerId=2415.
Marks, Rhiannon. 2013. ‘Pe Gallwn, Mi Luniwn Lythyr’: Golwg Ar Waith Menna Elfyn. Cardiff: University Of Wales Press. http://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=3037232770002418&institutionId=2418&customerId=2415.
McLeod, John. 2000. Beginning Postcolonialism. Vol. Beginnings. Manchester ; New York: Manchester University Press.
McQuillan, Martin, ed. 2010. Post-Theory: New Directions in Criticism. Edinburgh: Edinburgh University Press. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=4691030850002418&institutionId=2418&customerId=2415.
Morgan, T. J. 1970. W.J. Gruffydd. Vol. Writers of Wales. Cardiff: University of Wales Press for the Welsh Arts Council.
Morris-Jones, John. 1925. Cerdd Dafod: Sef Celfyddyd Barddoniaeth Gymraeg. Rhydychen: Gwasg Prifysgol Rhydychen.
Myrddin ap Dafydd. 1994. Clywed Cynghanedd: Cwrs Cerdd Dafod. Llanrwst: Gwasg Carreg Gwalch.
Owen, John. 1968. ‘Cyfraniad Dirfodaeth’. Y Traethodydd, 81–87. https://datasyllwr.llgc.org.uk/journals/pdf/AWJBU069014.pdf.
Parry, Thomas. n.d. ‘“John Morris-Jones - Yr Ysgolhaig”’. Barn 27: 68–69.
Parry-Williams, T. H. 1935. Elfennau Barddoniaeth. Caerdydd: Gwasg Prifysgol Cymru.
Payne, Michael, and John Schad, eds. 2004. Life.after.Theory. Electronic resource. Paperback edition. London: Continuum. http://www.vlebooks.com/vleweb/product/openreader?id=AberystUni&isbn=9781441178053.
Peate, Iorwerth Cyfeiliog. 1966. W.J. Gruffydd. Vol. Cyfres Pamffledi Llenyddol Cyfadran Addysg Aberystwyth. Llandybie: Llyfrau’r Dryw.
Price, Angharad. 2007. ‘T.H. Parry-Williams, Freiburg a Freud’. Llenyddiaeth Mewn Theori 1: 107–22.
Ramage, Helen, Melville Richards, Frank Price Jones, and Idris Ll Foster. 1968. Twf Yr Eisteddfod: Tair Darlith. Llys yr Eisteddfod.
Roberts, Brynley. 1999. ‘“Pair Dadeni: Y Boblogaeth a’r Iaith Gymraeg Yn y Bedwaredd Ganrif Ar Bymtheg”’. In ‘Gwnewch Bopeth Yn Gymraeg’: Yr Iaith Gymraeg a’i Pheuoedd 1801-1911, Hanes cymdeithasol yr Iaith Gymraeg:78–98. Caerdydd: Gwasg Prifysgol Cymru.
Robters, Sara Elin. 2003. ‘Addysg Broffesiynol Yng Nghymru Yn Yr Oesoedd Canol’. Llên Cymru 26: 1–16. http://primo.aber.ac.uk/primo_library/libweb/action/display.do?tabs=detailsTab&ct=display&fn=search&doc=dedupmrg579064&indx=3&recIds=dedupmrg579064&recIdxs=2&elementId=2&renderMode=poppedOut&displayMode=full&frbrVersion=&dscnt=1&fctN=facet_pfilter&rfnGrp=1&frbg=&scp.scps=scope%3A%28ABERU_LMS%29%2Cscope%3A%28ABERU_SFX%29%2Cscope%3A%28ABERU_ML%29&fctV=journals&tab=local&dstmp=1434717328240&srt=date&mode=Basic&dum=true&tb=t&rfnGrpCounter=1&vl(freeText0)=llen%20cymru&vid=ABERU_VU1.
Rowlands, Dafydd. 1977. Mae Theomemphus Yn Hen: Nofel/Cerdd. Abertawe: C. Davies.
Rowlands, John. 1990. Saunders y Beirniad. Vol. Llên y llenor. Caernarfon: Gwasg Pantycelyn.
Ryan, Judith. 2012. The Novel after Theory. Electronic resource. New York: Columbia University Press. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=4691030860002418&institutionId=2418&customerId=2415.
Selden, Raman. 2016. Practising Theory and Reading Literature: An Introduction. London: Routledge. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=4690974970002418&institutionId=2418&customerId=2415.
Sim, Stuart, and Borin Van Loon. 2009. Introducing Critical Theory: A Graphic Guide. London: Icon.
Singer, Peter. 2000. Marx: A Very Short Introduction. Electronic resource. Oxford: Oxford University Press. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=4690951180002418&institutionId=2418&customerId=2415.
‘Teuluoedd Tebygrwydd : Cerddoriaeth Boblogaidd Gymreig Ac Ymylnodau Eraill /’. 2000. Welsh Music History, no. Vol. 4, 2000. https://datasyllwr.llgc.org.uk/journals/pdf/AWJCC004013.pdf.
Thomas, David. 1976. Y Cynganeddion Cymreig at Wasanaeth Ysgolion a Dosbarthiadau. 3rd ed. Abertawe: Hughes a’i Fab.
Thomas, M. Wynn. 1995. Diffinio Dwy Lenyddiaeth Cymru. Vol. Y meddwl a’r dychymyg Cymreig. Caerdydd: Gwasg Prifysgol Cymru.
Tompkins, Jane P. 1980. Reader-Response Criticism: From Formalism to Post-Structuralism. Baltimore: Johns Hopkins University Press.
Walters, Huw. 1986. John Morris-Jones 1864-1929: Llyfryddiaeth Anodiadol. Aberystwyth: LLyfrgell Genedlaethol Cymru/Cymdeithas Llyfrgelloedd Cymru.
Williams, Daniel. 1932. Teithi Meddwl Ann Griffiths: Fel y’u Hadlewyrchir Yn Ei Hemynau. Lerpwl: Gwasg Y Brython.
Williams, J. E. Caerwyn. 2007. Ysgrifau Beirniadol: 27. Edited by Gerwyn Williams. Arg. cyntaf. Llandysul: Gwasg Gee.
Williams, J.E. Caerwyn. 1975. ‘“Saunders Lewis: Yr Ysgolhaig a’r Beirniad”’. In Saunders Lewis. Abertawe: Christopher Davies.
Williams, John Lasarus. 2000. Syr John Morris-Jones 1864-1929. Llangefni: O. Jones.
Williams, Raymond. 2017. Culture and Society, 1780-1950. Electronic resource. London: Vintage. http://www.vlebooks.com/vleweb/product/openreader?id=AberystUni&isbn=9781473520660.
Williams, Stephen J., and Brynley F. Roberts. 1981. Beirdd Ac Eisteddfodwyr: Erthyglau. Abertawe: Pwyllgor Gwaith Eisteddfod Genedlaethol Abertawe a’r Cylch 1982.
Young, Robert. 2004. Postcolonialism: An Historical Introduction. Malden, Massachusetts: Blackwell Publishing. https://eu.alma.exlibrisgroup.com/view/action/uresolver.do?operation=resolveService&package_service_id=6020144450002418&institutionId=2418&customerId=2415.