Dyfyniad APA

Stevenson, W. J. (2009). Operations management (10th ed.). McGraw-Hill/Irwin.

Dyfyniad Arddull Chicago

Stevenson, William J. Operations Management. 10th ed. Boston ; New York ; New Delhi: McGraw-Hill/Irwin, 2009.

Dyfyniad MLA

Stevenson, William J. Operations Management. 10th ed. McGraw-Hill/Irwin, 2009.

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