APA aipamena

Roberts, W. (1994). Victory secrets of Attila the Hun. New York: Dell.

Chicago Style aipamena

Roberts, Wess. Victory Secrets of Attila the Hun. New York: Dell, 1994.

MLA aipamena

Roberts, Wess. Victory Secrets of Attila the Hun. New York: Dell, 1994.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.