(1989). General history of Africa. Heinemann.
Lua i Stíl Chicago (17ú heag.)General History of Africa. California: Heinemann, 1989.
Lua MLA (9ú heag.)General History of Africa. Heinemann, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.