Gaya APA

A, G. (1970). History of Africa from earlist times to 1800 / HArry A.Gailey . : The Dryden.

Gaya MLA

A, GAILEY,Hary. "History of Africa from earlist times to 1800 / HArry A.Gailey". : The Dryden, 1970. Referensi.