Aaker , David A. <br/><br/>
Marketing research 

 - 11 . Ed. 
 - New Delhi  Wiley India Pvt Ltd  2010 
<br/><br/><label>ISBN: </label>978-81-265-6353-1 
<br/><br/><label>Dewey Class. No.: </label>658.83 AAK / MAR