Koontz, Harold, 1908- Essentials of management / Harold Koontz, Heinz Weihrich. - 5th ed. - New York : McGraw-Hill, c1990. - xxv, 530 p. : ill. - McGraw-Hill series in management. . ISBN: 007035605X LCCN: 93014277 Subjects--Topical Terms: Management. Dewey Class. No.: 658.4 / K82