APA (7th ed.) Zitazioa

Psellus, M. (1966). Fourteen Byzantine rulers. Penguin.

Chicago Style (17th ed.) Zitazioa

Psellus, Michael. Fourteen Byzantine Rulers. New York: Penguin, 1966.

MLA (9th ed.) Zitazioa

Psellus, Michael. Fourteen Byzantine Rulers. Penguin, 1966.