Cita APA (7a ed.)

Levitt, S. D., & Dubner, S. J. (2005). Freakonomics: A rogue economist explores the hidden side of everything. William Morrow.

Cita Chicago Style (17a ed.)

Levitt, Steven D., y Stephen J. Dubner. Freakonomics: A Rogue Economist Explores the Hidden Side of Everything. New York: William Morrow, 2005.

Cita MLA (9a ed.)

Levitt, Steven D., y Stephen J. Dubner. Freakonomics: A Rogue Economist Explores the Hidden Side of Everything. William Morrow, 2005.