APA (7th ed.) Zitazioa
Pagden, A. (2008). WORLDS AT WAR (First Edition.). Random House.
Chicago Style (17th ed.) Zitazioa
Pagden, Anthony. WORLDS AT WAR. First Edition. United States: Random House, 2008.
MLA (9th ed.) Zitazioa
Pagden, Anthony. WORLDS AT WAR. First Edition. Random House, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.