Okoth, A. (1979). A History of Africa 1855-1914 (New enlarged edition.). East African Educational Publishers.

Okoth, Assa. A History of Africa 1855-1914. New enlarged edition. Nairobi: East African Educational Publishers, 1979.

Okoth, Assa. A History of Africa 1855-1914. New enlarged edition. East African Educational Publishers, 1979.