Jackson, Donald W. <br/><br/>
Selling :  the personal force in marketing / 
by Donald J. Jackson, William H. Cunningham, Isabella C. M. Cunningham. 
 - New York, NY :  John Wiley & Sons,  1988. 
 - xvii, 506 p. : ill. 
<br/><br/><label>ISBN: </label>0471864005 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Selling.