Dyfyniad APA

Dobler, D. W., & Burt, D. N. (1996). Purchasing and supply management text and cases (6th ed.). Tata McGraw-Hill.

Dyfyniad Arddull Chicago

Dobler, Donald W., and David N. Burt. Purchasing and Supply Management Text and Cases. 6th ed. New Delhi: Tata McGraw-Hill, 1996.

Dyfyniad MLA

Dobler, Donald W., and David N. Burt. Purchasing and Supply Management Text and Cases. 6th ed. Tata McGraw-Hill, 1996.

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