Cita APA (7a ed.)

Paley, N. (1990). The manager's guide to competitive marketing strategies. Amacom.

Cita Chicago Style (17a ed.)

Paley, Norton. The Manager's Guide to Competitive Marketing Strategies. New York: Amacom, 1990.

Cita MLA (9a ed.)

Paley, Norton. The Manager's Guide to Competitive Marketing Strategies. Amacom, 1990.