APA (7th ed.) Zitazioa
Every, G. (1980). Understanding Eastern Christianity. SCM Press.
Chicago Style (17th ed.) Zitazioa
Every, George. Understanding Eastern Christianity. London: SCM Press, 1980.
MLA (9th ed.) Zitazioa
Every, George. Understanding Eastern Christianity. SCM Press, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.