Professional selling/ 
Ingram, Thomas N. 
 -  Cengage Learning Asia Pte, Ltd.,  2012 
 - 296 p. 
<br/><br/>
<br/><br/><label>ISBN: </label>978-9-81441653-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sales mangement.
<br/><br/><label>Dewey Class. No.: </label>658.85 P962 2012