APA (7th ed.) Zitazioa
Adams, A. (1981). The negative. New Yok graphic society.
Chicago Style (17th ed.) Zitazioa
Adams, Ansel. The Negative. Boston: New Yok graphic society, 1981.
MLA (9th ed.) Zitazioa
Adams, Ansel. The Negative. New Yok graphic society, 1981.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.