Welch Susan Ed <br/><br/>
Public opinion    Its formation measurement and impact 
Welch Susan Ed; Comer John Ed 
 - California  Mayfield         1975 
 - viii, 541p. tables  cm. 
<br/><br/><label>Standard No.: </label>137,749 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOCIOLOGY
<br/><br/><label>Dewey Class. No.: </label>Y:37, L5