Koontz, Harold <br/><br/>
Essentials of management 
Harold Koontz, Heinz Weihrich. 
 - 11th ed. 
 - New York  McGraw Hill  [n.d.] 
 - xxv,530p., ill.; 23cm. 
<br/><br/><label>Dewey Class. No.: </label>658.4  / K94E