Ries, Al <br/><br/>
Positioning: the battle for your mind, Al Ries, eng 

 - New York, Warner, US  1993 
 - x,214p.  18cm 
<br/><br/><label>ISBN: </label>0446347949 
<br/><br/><label>Dewey Class. No.: </label>659,  / D, rie