Fordham, Paul
The geography of African affairs / Paul Fordham
Penguin Books, 1972
 Buku Teks SO
Gilchrist, Michael
Daniel Mannix: priest and patriot
Dove Communications, 1982
 Buku Teks SO
Davidson, Basil
African kingdoms
Time-Life International, 1967
 Buku Teks SO
July, Robert W
A history of the African people
Charles Scribner's, 1970
 Buku Teks SO
Kennedy, Scott
In search of African theatre
Charles Scribner's , 1973
 Buku Teks SO