July, Robert W
A history of the African people
Charles Scribner's, 1970
 Buku Teks
Spinage, Clive A.
African ecology - benchmarks and historical perspectives
Springer, 2012
 eBooks
Africa
edited by Phillis M. Martin and Patrick O'Meara
Indiana University Press, 1995
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Hatch, John
A history of postwar Africa
Frederick A. Praeger, 1965
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Fage, J.D.
A history of Africa
Routledge, 1995
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