APA Citation

National Geographic Society. Cartographic Division, Garret, W. E., & Garver, J. B. (1985). Ohio Valley. Washington: The Division.

Chicago Style Citation

National Geographic Society. Cartographic Division, Wilbur E. Garret, and John B. Garver. Ohio Valley. Washington: The Division, 1985.

MLA Citation

National Geographic Society. Cartographic Division, Wilbur E. Garret, and John B. Garver. Ohio Valley. Washington: The Division, 1985.

Warning: These citations may not always be 100% accurate.