APA (7th ed.) Citation

Kaplan, R. D. (2017). Earning the Rockies: How geography shapes America's role in the world (First edition.). Random House.

Chicago Style (17th ed.) Citation

Kaplan, Robert D. Earning the Rockies: How Geography Shapes America's Role in the World. First edition. New York: Random House, 2017.

MLA (8th ed.) Citation

Kaplan, Robert D. Earning the Rockies: How Geography Shapes America's Role in the World. First edition. Random House, 2017.

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