Murdock, George Peter
Africa
McGraw-Hill, 1959
 Buku Teks
Murdock, George Peter
Africa
McGraw-Hill, 1959
 Buku Teks
Africa
edited by Phillis M. Martin and Patrick O'Meara
Indiana University Press, 1995
 Buku Teks SO
Nielsen, Waldemar A.
Africa
Atheneum, 1966
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Fage, J.D.
A history of Africa
Routledge, 1995
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