Porter, Michael E.,  1947- <br/><br/>
Competitive advantage :  creating and sustaining superior performance / 
Michael E. Porter. 
 - New York :  Free Press,  2004. 
 - xxiv, 557 p. ;  24 cm. 
<br/><br/> Includes bibliographical references (p. 537-540) and index. 
<br/><br/>
<br/><br/><label>ISBN: </label>0743260872 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Competition.<br/>Performance.<br/>Industrial management.
<br/><br/><label>Dewey Class. No.: </label>