APA (7th ed.) Zitazioa

Keeley, L. H. (1996). War before civilization. Oxford University Press.

Chicago Style (17th ed.) Zitazioa

Keeley, Lawrence H. War Before Civilization. New York: Oxford University Press, 1996.

MLA (9th ed.) Zitazioa

Keeley, Lawrence H. War Before Civilization. Oxford University Press, 1996.