Porter, Michael E. <br/><br/>
Competitive strategy  techniques for analyzing industries and competitors 
Michael E. Porter. 
 - 2nd ed.. 
 - New York  Free Press  1980 
 - xx,396p., 24cm. 
<br/><br/><label>ISBN: </label>684841487 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial Management Competition. 
<br/><br/><label>Dewey Class. No.: </label>658.4  / P69C