Oxenfeldt, A. R. (1975). Pricing strategies. AMACOM.
Cita Chicago (17th ed.)Oxenfeldt, Alfred R. Pricing Strategies. New York: AMACOM, 1975.
Cita MLA (9th ed.)Oxenfeldt, Alfred R. Pricing Strategies. AMACOM, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.