International encyclopedia of the social sciences / 
David L. Sills, editor. 
 - [New York] :  Macmillan,  1968-c1979. 
 - 18 vols. : ill. 
<br/><br/> Vol. 18, published by the Free Press, New York, has subtitle: Biographical supplement. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Dictionaries.