Turner, H. (1983). Africa: A new study geography. Longman.
Lua i Stíl Chicago (17ú heag.)Turner, Howard. Africa: A New Study Geography. Harlow, Essex, Eng: Longman, 1983.
Lua MLA (9ú heag.)Turner, Howard. Africa: A New Study Geography. Longman, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.