APA (7th ed.) Citation

National Geographic Society (U.S.). Cartographic Division & McAleer, R. E. (1964). North America. The Society.

Chicago Style (17th ed.) Citation

National Geographic Society (U.S.). Cartographic Division and Ralph E. McAleer. North America. Washington, D.C.: The Society, 1964.

MLA (9th ed.) Citation

National Geographic Society (U.S.). Cartographic Division and Ralph E. McAleer. North America. The Society, 1964.