Sills, David L. <br/><br/>
International Encyclopedia Of The Social Sciences. 

 -  Macmillan Co. & The Free Press  1972 
 - 17 V. 26 CM. 
<br/><br/><label>ISBN: </label>28957806 
<br/><br/><label>Dewey Class. No.: </label>R 300.3 INT 1972 V.15, 16 & 17