Dyfyniad APA

Weihrich, H. (2012). Essentials of Management Koontz, Harold (3rd ed.). PHI Learning.

Dyfyniad Arddull Chicago

Weihrich, Heinz. Essentials of Management Koontz, Harold. 3rd ed. New Delhi: PHI Learning, 2012.

Dyfyniad MLA

Weihrich, Heinz. Essentials of Management Koontz, Harold. 3rd ed. PHI Learning, 2012.

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