Porter, Michael E. <br/><br/>
Competitive advantage: creating and sustaining superior performance.  

 -  Free Press  1985. 
<br/><br/>1888 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Competition.<br/>Industrial management.
<br/><br/><label>LC Class. No.: </label>HD41  / Por.