Perham, M. F., & Simmons, J. (1963). Africa discovery: An anthology of exploration ([2d ed.). Northwestern University Press.
Lua i Stíl Chicago (17ú heag.)Perham, Margery Freda, agus Jack Simmons. Africa Discovery: An Anthology of Exploration. [2d ed. Evanston]: Northwestern University Press, 1963.
Lua MLA (9ú heag.)Perham, Margery Freda, agus Jack Simmons. Africa Discovery: An Anthology of Exploration. [2d ed. Northwestern University Press, 1963.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.