APA (7th ed.) Citation

Levitt, S. D., & Dubner, S. J. (2009). Freakonomics: A rogue economist explores the hidden side of everything. William Morrow.

Chicago Style (17th ed.) Citation

Levitt, Steven D., and Stephen J. Dubner. Freakonomics: A Rogue Economist Explores the Hidden Side of Everything. New York: William Morrow, 2009.

MLA (9th ed.) Citation

Levitt, Steven D., and Stephen J. Dubner. Freakonomics: A Rogue Economist Explores the Hidden Side of Everything. William Morrow, 2009.

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