Handfield, R. B. (2011). Sourcing and Supply Chain Management (5th.). Cengage Learning.
Citazione stile Chigago Style (17a edizione)Handfield, Robert B. Sourcing and Supply Chain Management. 5th. Delhi: Cengage Learning, 2011.
Citatione MLA (9a ed.)Handfield, Robert B. Sourcing and Supply Chain Management. 5th. Cengage Learning, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.