Williams , S. A. <br/><br/>
Salesmanship. 
S A Williams 
 - London :   English Universities ;  1974. 
 - 168 P.;  20 CM. 
<br/><br/>Includes index . 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Selling.
<br/><br/><label>Dewey Class. No.: </label>658.85  / WIT 1968