Cita APA (7th ed.)

Sterling, T. (1963). Exploration of africa (First edition.). American Heritage Publishing Company.

Cita Chicago (17th ed.)

Sterling, Thomas. Exploration of Africa. First edition. New York: American Heritage Publishing Company, 1963.

Cita MLA (9th ed.)

Sterling, Thomas. Exploration of Africa. First edition. American Heritage Publishing Company, 1963.