APA (7th ed.) Zitazioa
Kagan, D. (1983). The Western heritage (2th ed.). Prentice Hall.
Chicago Style (17th ed.) Zitazioa
Kagan, Donald. The Western Heritage. 2th ed. New Jersey: Prentice Hall, 1983.
MLA (9th ed.) Zitazioa
Kagan, Donald. The Western Heritage. 2th ed. Prentice Hall, 1983.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.