International encyclopedia of the social sciences. Volume 9, 10. 
edited by David L. Sills 
 - New York  Collier - Macmillan Publishers  1968 
 - 585p;582p. 
<br/><br/> Published in 8 physical volumes consisting of 17 bibliographical volumes.<br/>This is 5th book.<br/>Contents: Volume 9 and 10. 
<br/><br/><label>Universal Decimal Class. No.: </label>(031)30  / MAC.9.10