Cryer, P. (1996). The research student's guide to success. OUP.
Chicago Style (17th ed.) ZitazioaCryer, Pat. The Research Student's Guide to Success. Buckingham: OUP, 1996.
MLA (9th ed.) ZitazioaCryer, Pat. The Research Student's Guide to Success. OUP, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.