Porter, Michael E.,  1947- <br/><br/>
Competitive strategy  techniques for analyzing industries and competitors /  [Book] : 
Michael E. Porter. 
 - New York :  Free Press,  c1980. 
 - xx, 396 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>0029253608 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial management.<br/>Industry.<br/>Economics.<br/>Organization and Administration.<br/>Competition.
<br/><br/><label>Dewey Class. No.: </label>658