APA (7th ed.) Citation

Paul, A. (1971). A history of the Beja Tribes of the Sudan. F. Cass.

Chicago Style (17th ed.) Citation

Paul, Andrew. A History of the Beja Tribes of the Sudan. [London]: F. Cass, 1971.

MLA (9th ed.) Citation

Paul, Andrew. A History of the Beja Tribes of the Sudan. F. Cass, 1971.