Cooley, W. D. d. 1. (1966). The Negroland of the Arabs examined and explained; or, An inquiry into the early history and geography of Central Africa (2nd ed. With a bibliographical introd. by John Ralph Willis.). Barnes & Noble.
Style de citation Chicago (17e éd.)Cooley, William Desborough d. 1883. The Negroland of the Arabs Examined and Explained; or, An Inquiry into the Early History and Geography of Central Africa. 2nd ed. With a bibliographical introd. by John Ralph Willis. New York: Barnes & Noble, 1966.
Style de citation MLA (9e éd.)Cooley, William Desborough d. 1883. The Negroland of the Arabs Examined and Explained; or, An Inquiry into the Early History and Geography of Central Africa. 2nd ed. With a bibliographical introd. by John Ralph Willis. Barnes & Noble, 1966.