Downing, George D. <br/><br/>
Professional sales management / 
George D. Downing. 
 - Columbus, Ohio :  Grid,  c1983. 
 - xiv, 575 p.  ill  26 cm. 
 - Grid series in marketing .
<br/><br/><label>ISBN: </label>088244235X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sales management.
<br/><br/><label>Dewey Class. No.: </label>658.8  / 1