Mark W Johnston. <br/><br/>
Contemporary selling :  building relationships, creating value / 
By Mark W Johnston, Greg W Marshall. 
 - 4th Ed. 
 - New York :  Routledge, 2013,  2013. 
 - 411p. ;  00 cm. 
<br/><br/><label>ISBN: </label>9780415523493 
<br/><br/><label>Dewey Class. No.: </label>658.85  / JOH