Lange, Oskar. <br/><br/>
Papers in Economics and Sociology /  
edited by P.F. Knightsfield. 
 - 1st ed /  
 - London W.1 :   Pergamon Press Ltd.. 
 - p600 :  
<br/><br/><label>ISBN: </label>08-012352-X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social Economic
<br/><br/><label>Dewey Class. No.: </label>X  / L0L