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

 - Delhi  Tata McGraw Hill  2003 
 - vi,216 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Positioning
<br/><br/><label>Dewey Class. No.: </label>659.1  RIE-P