Tench, Ralph <br/><br/>
Exploring public relations 
Ralph Tench,Liz Yeomans. 
 - New York  Prentice Hall  c2006. 
 - xxx, 641 p.  26 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780273688891 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public relations