Dyfyniad APA

(1989). Production and operations management principles and techniques. London: Cassell.

Dyfyniad Arddull Chicago

Production and Operations Management Principles and Techniques. London: Cassell, 1989.

Dyfyniad MLA

Production and Operations Management Principles and Techniques. London: Cassell, 1989.

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