APA (7th ed.) Zitazioa

Connah, G. (1992). African civilizations: Precolonial cities and states in tropical Africa: an archaeological perspective. Univ.Pr..

Chicago Style (17th ed.) Zitazioa

Connah, Graham. African Civilizations: Precolonial Cities and States in Tropical Africa: An Archaeological Perspective. Cambridge: Univ.Pr., 1992.

MLA (9th ed.) Zitazioa

Connah, Graham. African Civilizations: Precolonial Cities and States in Tropical Africa: An Archaeological Perspective. Univ.Pr., 1992.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.