APA Style

Koontz, H., Weihrich, H. (1988). Management / Harold Koontz and Heinz Weihrich (9). New York: McGraw-Hill.

MLA Style

Koontz, Harold., Weihrich, Heinz. "Management / Harold Koontz and Heinz Weihrich". 9 New York: McGraw-Hill, 1988. Textbook ห้องสมุดทั่วไป.