Professional selling 
Kurtz, David L. 
 - sixth edition. 
 -  Irwin.  1991 
 - xx, 444 pages. 
<br/><br/>
<br/><br/><label>ISBN: </label>0-256-11409-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Selling.
<br/><br/><label>Dewey Class. No.: </label>658.85 K87 1991