Sills David L. Au. <br/><br/>
International encyclopedia of the social sciences 

 - America  The Macmillan Company & The Free Press America   1968 
 - 602p  cm. 
 -  16 .
<br/><br/><label>Standard No.: </label>7,012 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>Yk, K8.16;1;1