Porter, Michael E.. <br/><br/>
Competitive Advantage :  Creating and Sustaining Superior Performance/ 
Michael E. Porter ; Michael E. Porter. 
 - 580 s. ;  21 cm 
<br/><br/><label>ISBN: </label>9780684841465 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Competition.<br/>Industrial management.
<br/><br/><label>LC Class. No.: </label>HD41  / .P67 1998