Cita APA (7a ed.)

Burt, D. N., & Pinkerton, R. L. (1996). A purchasing manager's guide to strategic proactive procurement. AMACOM.

Cita Chicago Style (17a ed.)

Burt, David N., y Richard L. Pinkerton. A Purchasing Manager's Guide to Strategic Proactive Procurement. New York: AMACOM, 1996.

Cita MLA (8a ed.)

Burt, David N., y Richard L. Pinkerton. A Purchasing Manager's Guide to Strategic Proactive Procurement. AMACOM, 1996.