Pavlik, John V. <br/><br/>
Public relations :  what research tells us / 
John V. Pavlik. 
 - New York :  Sage,  1987. 
 - 152 p. ;  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>080392951X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public relations--Research.<br/>Communication--Research.