APA (7th ed.) Zitazioa
Cogoli,John E. (1967). Photo -offset fundamentals. (2nded.). McKnight..
Chicago Style (17th ed.) Zitazioa
Cogoli,John E. Photo -offset Fundamentals. 2nded. Illinois.: McKnight., 1967.
MLA (9th ed.) Zitazioa
Cogoli,John E. Photo -offset Fundamentals. 2nded. McKnight., 1967.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.