Katzenstein, Herbert. <br/><br/>
Direct Marketing / 
Herbert Katzenstein, William S. Sachs. 
 - Columbus :  C.E. Merrill Pub. Co.,  c1986. 
 - xiii, 466 p. :  ill. ;  25 cm. 
<br/><br/> Includes Bibliographical References and Index. 
<br/><br/><label>ISBN: </label>0675203058 
<br/><br/><label>LCCN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Direct Marketing.
<br/><br/><label>Dewey Class. No.: </label>658.84