Drucker P F <br/><br/>
Changing world of the executive 
Drucker P F 
 - Boston  Boston, Harvard Business  2010 
<br/><br/><label>ISBN: </label>978-1-4221-3156-5 
<br/><br/><label>Source: </label>Textbook 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Management