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

 - New York, N.Y. :  McGraw-Hill,  2001 
 - 213 
<br/><br/><label>ISBN: </label>0071373586 
<br/><br/><label>Subjects--Topical Terms: </label><br/>POSITIONING (ADVERTISING)
<br/><br/><label>LC Class. No.: </label>HF5827.2  / R537P