APA (7th ed.) Citation

National Geographic Society (U.S.). Cartographic Division & Darley, J. M. (1950). Africa and the Arabian Peninsula. The Society.

Chicago Style (17th ed.) Citation

National Geographic Society (U.S.). Cartographic Division and James M. Darley. Africa and the Arabian Peninsula. Washington: The Society, 1950.

MLA (9th ed.) Citation

National Geographic Society (U.S.). Cartographic Division and James M. Darley. Africa and the Arabian Peninsula. The Society, 1950.