Three years of community project 

 -  1956 
<br/><br/><label>Standard No.: </label>70000 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOCIOLOGY
<br/><br/><label>Dewey Class. No.: </label>Y1:7:7:r2:N5, J6