APA aipamena

Lee, L., & Dobler, D. W. (1978). Purchasing and materials management. Tata mc Graw hill.

Chicago Style aipamena

Lee, Lamar, and Donald W. Dobler. Purchasing and Materials Management. New Delhi: Tata mc Graw hill, 1978.

MLA aipamena

Lee, Lamar, and Donald W. Dobler. Purchasing and Materials Management. Tata mc Graw hill, 1978.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.