JOHNSTON, M. W. <br/><br/>
Churchill/Ford/Walker's Sales Force Management. 

 - 10th Ed. 
 - New York,  McGraw-Hill,  2011. 
 - xvi, 480p.: ill.; chart, figure, table,  Index  26cm 
<br/><br/><label>ISBN: </label>978-0-07-340485-1 
<br/><br/><label>Dewey Class. No.: </label>658.81 JOH