Dyfyniad APA

Handfield, R. B., Monczka, R. M., Giunipero, L. C., & Patterson. James L. (2009). Sourcing and supply chain management (4th ed.). South-Western/Cengage Learning.

Dyfyniad Arddull Chicago

Handfield, Robert B., Robert M. Monczka, Larry C. Giunipero, and Patterson. James L. Sourcing and Supply Chain Management. 4th ed. Australia: South-Western/Cengage Learning, 2009.

Dyfyniad MLA

Handfield, Robert B., et al. Sourcing and Supply Chain Management. 4th ed. South-Western/Cengage Learning, 2009.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.