Porter, Michael E. <br/><br/>
Competitive Advantage  

 - New Delhi;  Free Press   1998 
 - 557 p.  
<br/><br/><label>ISBN: </label>0-684-84146-0  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Management, 
<br/><br/><label>Dewey Class. No.: </label>658  / POR