Greco, J. (1999). Blackwell guide to epistemology. Blackwell Publishers.
Chicago Style aipamenaGreco, John. Blackwell Guide to Epistemology. Massachusetts: Blackwell Publishers, 1999.
MLA aipamenaGreco, John. Blackwell Guide to Epistemology. Blackwell Publishers, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.