Proceedings ed by Egbert de Vries 

 - Paris  Unesco         1966 
 - 257p.  cm. 
<br/><br/> Appendix  p253-57(1-2) 
<br/><br/><label>Standard No.: </label>146,855 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOCIOLOGY
<br/><br/><label>Dewey Class. No.: </label>Y31.73p1,N62, K6