Lazarsfeld, Paul Felix. <br/><br/>
An introduction to applied sociology / 
by Paul F. Lazarsfeld and Jeffrey G. Reitz ; with the collaboration of Ann K. Pasanella. 
 - New York :  Elsevier,  1975. 
 - vii, 196 p. ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0444990062 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology--Research--United States--Case studies.<br/>Policy sciences--Case studies.<br/>Social sciences--Research--United States--Case studies.