Ries, Al. <br/><br/>
Positioning : the battle for your mind / 
Al Ries and Jack Trout. 
 - 1st - revised ed. 
 -  McGraw-Hill  1986. 
<br/><br/>4186 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Positioning (Advertising).
<br/><br/><label>LC Class. No.: </label>HF5827.2  / Rie.