APA (7th ed.) Zitazioa

(1962). Byzantium: An introduction to east Roman civilization. Clarendon Pr..

Chicago Style (17th ed.) Zitazioa

Byzantium: An Introduction to East Roman Civilization. Oxford: Clarendon Pr., 1962.

MLA (9th ed.) Zitazioa

Byzantium: An Introduction to East Roman Civilization. Clarendon Pr., 1962.