Naples, Michael J. <br/><br/>
Effective frequency :  the relationship between frequency and advertising effectiveness / 
by Michael J. Naples 
 - New York :  Association of National Advertisers,  1979 
 - vi, 140 p. :  ill. ;  27 cm. 
<br/><br/>Bibliography : p. 135-140 
<br/><br/><label>ISBN: </label>0844231320 
<br/><br/><label>LCCN: </label>79-090762 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Advertising media planning--United States<br/>Advertising--Research--United States<br/>Advertising--Effective frequency--United States