Accelerated development in Sub-Saharan Africa : an agenda for action / The Work Bank
The Work Bank , 1981
 Buku Teks
The population of tropical Africa
edited by John C. Caldwell and Chukuka Okonjo
Longmans, Green, 1968
 Buku Teks
Due, John F.
Taxation and economic development in tropical Africa
MIT Press, 1963
 Buku Teks
Hempstone,Smith
Africa, angry young giant / Smith Hempstone.
Frederick A.Praeger, 1961
 Buku Teks
Democracy and political change in Sub-Saharan Africa
edited by John A. Wiseman
Routledge, 1995
 Buku Teks