Sumathi, S. <br/><br/>
Marketing research and consumer behaviour. 

 - Delhi :  Vikas Publishing House Pvt Ltd,  2003. 
 - xvi, 761 p. :  ill. ;  22 cm. 
<br/><br/><label>ISBN: </label>8125914765 
<br/><br/><label>Dewey Class. No.: </label>658.83 SUM