Tull, D.S. <br/><br/>
Marketing Research 

 - 6th ed  
 - New Delhi:  Prentice-Hall  1993 
 - xviii, 908p. :ill.; 24cm 
<br/><br/> Includes Index 
<br/><br/><label>ISBN: </label>8120309618 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing research
<br/><br/><label>Dewey Class. No.: </label>658.83