APA (7th ed.) Zitazioa
Oliver, R. A. (1997). In the realms of gold: Pioneering in African history. University of Wisconsin Press.
Chicago Style (17th ed.) Zitazioa
Oliver, Roland Anthony. In the Realms of Gold: Pioneering in African History. Madison: University of Wisconsin Press, 1997.
MLA (9th ed.) Zitazioa
Oliver, Roland Anthony. In the Realms of Gold: Pioneering in African History. University of Wisconsin Press, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.