Blanchard, Ken. <br/><br/>
Manager al Minuto, El./ 
Blanchard, Ken., Spencer Johnson. 
 - New York  Rayo  2003 
 - 165p.  13*20 cm 
<br/><br/><label>ISBN: </label>0-06-055640-4 
<br/><br/><label>Universal Decimal Class. No.: </label>658