Christensen, N C <br/><br/>
Secrets of the hard sell / 
by N C Christensen 
 - West Nyack, N.Y. :  Parker Pub. Co.,  1975 
 - 204 p. ;  24 cm 
<br/><br/><label>ISBN: </label>0137980582 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Salesmen and salesmanship<br/>Selling
<br/><br/><label>Dewey Class. No.: </label>658.85  / CHR