APA (7th ed.) Zitazioa
Ostrogorski, G. (1957). History of the byzantine state. Rutgers University Press.
Chicago Style (17th ed.) Zitazioa
Ostrogorski, Georgije. History of the Byzantine State. New Jersey: Rutgers University Press, 1957.
MLA (9th ed.) Zitazioa
Ostrogorski, Georgije. History of the Byzantine State. Rutgers University Press, 1957.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.