Παραπομπή APA

Lee Lamar & Dobler Donald W. (1977). Purchasing and materials management: Text and cases (3rd ed.). Tata McGraw Hill publishing co. ltd.

Παραπομπή Chicago Style

Lee Lamar και Dobler Donald W. Purchasing and Materials Management: Text and Cases. 3rd ed. New delhi: Tata McGraw Hill publishing co. ltd, 1977.

Παραπομπή MLA

Lee Lamar και Dobler Donald W. Purchasing and Materials Management: Text and Cases. 3rd ed. Tata McGraw Hill publishing co. ltd, 1977.