Encyclopedia of the social sciences ed by Edwin R.A. Saligman 

 - New York  Macmillan        1930 
<br/><br/><label>Standard No.: </label>90976 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOCIAL SCIENCES
<br/><br/><label>Dewey Class. No.: </label>Sigmak1,N30, G0.1-.15(RR)