Dyfyniad APA

Heizer, J., & Others. (2008). Operations Management (9 ed.). Pearson Education.

Dyfyniad Arddull Chicago

Heizer, Jay, and Others. Operations Management. 9 ed. NewDelhi: Pearson Education, 2008.

Dyfyniad MLA

Heizer, Jay, and Others. Operations Management. 9 ed. Pearson Education, 2008.

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