Hennessy, Bernard C. <br/><br/>
Public opinion/ 
Bernard Hennessy with the assistance of Erna Hennessy 
 - 5th edition 
 - xviii, 366 pages:  illustrations;  24 cm. 
<br/><br/>Includes bibliographical references and indexes 
<br/><br/><label>ISBN: </label>0534049206  Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public opinion