PORTER, MICHAEL E.                                           <br/><br/>
THE COMPETITIVE ADVANTAGE OF NATIONS                                                                                     
PORTER, MICHAEL E.                                           
 -  MACMILLAN PRESS LTD                                           1990 
 - xx,855 
<br/><br/><label>ISBN: </label>0-333-51804-7 
<br/><br/><label>Universal Decimal Class. No.: </label>339.137.2(1-4) POR