Monczka, R. M., Trent, R. J., & Handfield, R. B. (1998). Purchasing and supply chain management. South-Western College Pub.
Cita Chicago (17th ed.)Monczka, Robert M., Robert J. Trent, i Robert B. Handfield. Purchasing and Supply Chain Management. Cincinnati, Ohio: South-Western College Pub, 1998.
Cita MLA (9th ed.)Monczka, Robert M., et al. Purchasing and Supply Chain Management. South-Western College Pub, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.