APA (7th ed.) Citation

National Geographic Society (U.S.). Cartographic Division, Garver, J. B., Jr, & Shupe, J. F. (1986). Central America ; Central America, past and present. The Society.

Chicago Style (17th ed.) Citation

National Geographic Society (U.S.). Cartographic Division, John B. Garver, Jr, and John F. Shupe. Central America ; Central America, Past and Present. Washington, D.C.: The Society, 1986.

MLA (9th ed.) Citation

National Geographic Society (U.S.). Cartographic Division, et al. Central America ; Central America, Past and Present. The Society, 1986.