APA aipamena

American Council on Education. American universities and colleges. Walter de Gruyter [etc.].

Chicago Style aipamena

American Council on Education. American Universities and Colleges. New York [etc.]: Walter de Gruyter [etc.].

MLA aipamena

American Council on Education. American Universities and Colleges. Walter de Gruyter [etc.].

Kontuz: berrikusi erreferentzia hauek erabili aurretik.