Porter, Michael E. <br/><br/>
Competitive strategy: techniques for analyzying industries and competitors 
by Michael E. Porter 
 - New York  Free Press  1980 
 - 396p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial management<br/>Competition
<br/><br/><label>Dewey Class. No.: </label>T121 P834