Παραπομπή APA

Lee, L. J., & Dobler, D. W. (1974). Purchasing and materials management. Tata McGraw-Hill.

Παραπομπή Chicago Style

Lee, Lamer Jr, και Donald W. Dobler. Purchasing and Materials Management. Tata McGraw-Hill, 1974.

Παραπομπή MLA

Lee, Lamer Jr, και Donald W. Dobler. Purchasing and Materials Management. Tata McGraw-Hill, 1974.