Bloch, Marc. The Historian’s Craft. Manchester University Press, 2012.
Carr, Edward Hallett, and Richard J. Evans. What Is History? 40th Anniversary ed, Palgrave, 2001.
Davies, R. Rees. ‘Ar Drywydd Owain Glyndwr’. Cof Cenedl 2: Ysgrifau Ar Hanes Cymru, Gwasg Gomer, 1987, pp. 3–26.
Evans, Richard J. In Defence of History. [New ed.], Granta, 2001.
Fritzsche, Peter. ‘November 1918’. Germans into Nazis, Harvard University Press, 1998, pp. 85–107, https://contentstore.cla.co.uk/secure/link?id=aa5b84ab-769c-e711-80cb-005056af4099.
Hudson, P. ‘Hanes Menywod a Hanes Rhywedd’. Y Cylchgrawn Hanes [Aberystwyth], vol. 9, 2006, pp. 7–10.
Lambert, Peter, and Phillipp R. Schofield. Making History: An Introduction to the History and Practices of a Discipline. Routledge, 2004, http://www.vlebooks.com/vleweb/product/openreader?id=AberystUni&isbn=9780203645024. Electronic resource.
Mandler, Peter. ‘Beth Ydy Diben Hanes?’ Y Cylchgrawn Hanes [Aberystwyth], vol. 7, 2004, pp. 11–14.
Rees Davies, R. ‘On Being Welsh: A Historian’s Viewpoint’. The Transactions of the Honourable Society of Cymmrodorion [London], vol. 9, 2003, pp. 29–40.
Rees Davies, R. ‘Ysgrifennu Hanes Cymru Yn Gymraeg’. Y Faner [Bala].
