International encyclopedia of the social sciences / 
edited by David L. Sills. 
 - New York :  Macmillan and the free Press,  c 1968. 
 - Vols. ;  29 cm. 
<br/><br/>V. 9- Lang to mark ; 
<br/><br/>63  63 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social science--encyclopedia.<br/>Social process.
<br/><br/><label>Dewey Class. No.: </label>303 / I8