Donsbach, Wolfgang. <br/><br/>
The SAGE handbook of public opinion research / 
Wolfgang Donsbach and Michael W. Traugott. 
 - Los Angeles :  Sage Publications ,  2008. 
 - xx, 618 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781412911771 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public opinion polls.<br/>Public opinion.