APA (7th ed.) Citation

National Geographic Society (U.S.). Cartographic Division, Peele, W. T., & Cook, D. W. (1975). The political world. National Geographic Society.

Chicago Style (17th ed.) Citation

National Geographic Society (U.S.). Cartographic Division, William T. Peele, and David W. Cook. The Political World. Washington: National Geographic Society, 1975.

MLA (9th ed.) Citation

National Geographic Society (U.S.). Cartographic Division, et al. The Political World. National Geographic Society, 1975.