Carson,Mitch <br/><br/>
The silent salesmen 

 - Canada  John Wiley and Sons ,  2009 
 - 280p.;  23cm 
<br/><br/><label>ISBN: </label>9780470270356 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sales Promotion
<br/><br/><label>Dewey Class. No.: </label>658.82  / CAR