Cita APA (7a ed.)

Hanan, M., & Karp, P. (1991). Competing on value. Amacom.

Cita Chicago Style (17a ed.)

Hanan, Mack, y Peter Karp. Competing on Value. New York: Amacom, 1991.

Cita MLA (9a ed.)

Hanan, Mack, y Peter Karp. Competing on Value. Amacom, 1991.