Cita APA (7a ed.)

Hacker, A., & Bauer, N. W. (1977). Free enterprise in America. Harcourt Brace Jovanovich.

Cita Chicago Style (17a ed.)

Hacker, Andrew, y Nancy W. Bauer. Free Enterprise in America. New York [u.a.]: Harcourt Brace Jovanovich, 1977.

Cita MLA (9a ed.)

Hacker, Andrew, y Nancy W. Bauer. Free Enterprise in America. Harcourt Brace Jovanovich, 1977.