Johnston, Mark W. <br/><br/>
Churchill/Ford/Walker's sales force management / 
Mark W. Johnston, Greg W. Marshall. 
 - 10th ed. 
 - New York, NY :  McGraw-Hill Companies,  c2011. 
 - xvi, 480 p. :  ill. ;  27 cm. 
<br/><br/>Includes bibliographical references (p. 449-465) and indexes 
<br/><br/><label>ISBN: </label>0073404853 9780073404851 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sales management.