Porter, Michael E. <br/><br/>
The competitive advantage of nations / 
Michael E. Porter. 
 - London :  Macmillan,  1990. 
 - xx, 855 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0333518047 :  �25.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industries.<br/>Competition.