Willam J S <br/><br/>
Fundamentals of marketing 
Willam J S 
 - 2 
 - New Delhi  New Delhi, McGraw-Hill  1967 
 - xxii, 697 
<br/><br/><label>ISBN: </label>0-07-066577-X 
<br/><br/><label>Source: </label>Textbook