APA aipamena

English Language Services. (1995). English 900; Book six: A basic course. New York: Collier-MacMillan International.

Chicago Style aipamena

English Language Services. English 900; Book Six: A Basic Course. New York: Collier-MacMillan International, 1995.

MLA aipamena

English Language Services. English 900; Book Six: A Basic Course. New York: Collier-MacMillan International, 1995.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.