APA (7th ed.) Citation

Gee, H. (1999). In search of deep time: Beyond the fossil record to a new history of life. Free Press.

Chicago Style (17th ed.) Citation

Gee, Henry. In Search of Deep Time: Beyond the Fossil Record to a New History of Life. New York: Free Press, 1999.

MLA (9th ed.) Citation

Gee, Henry. In Search of Deep Time: Beyond the Fossil Record to a New History of Life. Free Press, 1999.