Carson, Mitch <br/><br/>
The silent salesmen :  guaranteed strategies for increasing sales and profits using promotional products / 
Mitch Carson 
 - Hoboken, NJ :  Wiley ,  2009 
 - 280 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>9780470270356 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sales promotion<br/>Marketing