Drucker PF <br/><br/>
Managing for the future  ; the 1990's and beyond 
Drucker PF 
 - 0  0, Butterworth Heinemann  1992 
 - 298p 
<br/><br/><label>ISBN: </label>0 7506 0492 1 
<br/><br/><label>Source: </label>Textbook