APA (7th ed.) Citation

Udo, R. K. (1978). A comprehensive geography of West Africa. Heinemann Educational.

Chicago Style (17th ed.) Citation

Udo, Reuben K. A Comprehensive Geography of West Africa. Ibadan ; London [etc.]: Heinemann Educational, 1978.

MLA (8th ed.) Citation

Udo, Reuben K. A Comprehensive Geography of West Africa. Heinemann Educational, 1978.