Gaya APA

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

Gaya MLA

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