APA (7th ed.) Zitazioa
Jok, J. M. (2007). Sudan: Race, religion, and violence. One World.
Chicago Style (17th ed.) Zitazioa
Jok, Jok Madut. Sudan: Race, Religion, and Violence. Oxford: One World, 2007.
MLA (9th ed.) Zitazioa
Jok, Jok Madut. Sudan: Race, Religion, and Violence. One World, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.