Konoopka Gisela <br/><br/>
Group work in the institution  a mordern challenge   

 - NA  NA            1954 
 - p. 
<br/><br/><label>Standard No.: </label>149595 
<br/><br/><label>Source: </label> General Books 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOCIOLOGY
<br/><br/><label>Dewey Class. No.: </label>Y1:4:69Y1, J4