APA-referens (7:e uppl.)

Cooper, F. (1978). Slavery and the slave trade. Historical Association of Kenya.

Chicago-referens (17:e uppl.)

Cooper, Frederick. Slavery and the Slave Trade. [Nairobi]: Historical Association of Kenya, 1978.

MLA-referens (8:e uppl.)

Cooper, Frederick. Slavery and the Slave Trade. Historical Association of Kenya, 1978.