1.
Primo by Ex Libris - cottrell stella, http://primo.aber.ac.uk/primo_library/libweb/action/search.do?srt=date&cs=frb&ct=frb&frbg=165864473&fctN=facet_frbrgroupid&fctV=165864473&doc=ABERU_LMS806749&lastPag=&lastPagIndx=3&rfnGrp=frbr&frbrSrt=date&dscnt=0&frbg=&scp.scps=scope%3A(ABERU_LMS)%2Cscope%3A(ABERU_SFX)%2Cscope%3A(ABERU_ML)&tab=local&dstmp=1433845366256&srt=rank&ct=search&mode=Basic&&dum=true&tb=t&indx=1&vl(freeText0)=cottrell%20stella&vid=ABERU_VU1&fn=search&origsort=Sorted%20by:RelevanceOr%20hit%20Enter%20to%20replace%20sort%20method.
2.
Cottrell, S.: The study skills handbook. Palgrave Macmillan, Basingstoke (2013).
3.
McCarthy, M., O’Dell, F.: English vocabulary in use: vocabulary reference and practice with answers, Upper-intermediate. Cambridge University Press, Cambridge (2012).
4.
Paterson, K., Wedge, R.: Oxford grammar for EAP: English grammar and practice for academic purposes with answers. Oxford University Press, Oxford (2013).
5.
McCarthy, M., O’Dell, F.: English vocabulary in use: vocabulary reference and practice with answers, Upper-intermediate. Cambridge University Press, Cambridge (2012).
6.
McCarthy, M., O’Dell, F.: English vocabulary in use: Advanced: Vocabulary reference and practice with answers. Cambridge University Press, Cambridge (2013).