Stern L W <br/><br/>
Marketing channels 
Stern L W; El-ansary A I 
 - Ed 4 
 - New Delhi  New Delhi, Prentice Hall of India  1992 
 - xvi,621 
<br/><br/><label>ISBN: </label>81-203-0837-9 
<br/><br/><label>Source: </label>Textbook