Downing, George D. <br/><br/>
Professional sales management / 
George D. Downing. 
 - Collumbus, Ohio :  Grid Pub. Co.,  1983 
 - xiv, 575 p. :  ill. ;  26 cm. 
 - Grid series in marketing .
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/> Open access. 
<br/><br/><label>ISBN: </label>088244235X 
<br/><br/><label>LCCN: </label>814694  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sales management.