APA (7th ed.) Citation

Calvin, W. H. (1991). The ascent of mind: Ice age climates and the evolution of intelligence. Bantam Books.

Chicago Style (17th ed.) Citation

Calvin, William H. The Ascent of Mind: Ice Age Climates and the Evolution of Intelligence. New York: Bantam Books, 1991.

MLA (9th ed.) Citation

Calvin, William H. The Ascent of Mind: Ice Age Climates and the Evolution of Intelligence. Bantam Books, 1991.