Lilienthal,D.E. <br/><br/>
This i do believe 
Lilienthal,D.E. 
 - New york  Harper & brother  1949 
 - 208 
<br/><br/><br/>In English 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology
<br/><br/><label>Dewey Class. No.: </label>Ddbvii,160  1949