Weitz B A <br/><br/>
Selling : building partnerships 
Weitz B A And Others 
 - 5 
 - New Delhi  New Delhi, McGraw Hill Irwin  2004 
 - 595p 
<br/><br/><label>ISBN: </label>0-07-254928-9 
<br/><br/><label>Source: </label>Textbook