Douglas Knoop <br/><br/>
RIDDLE OF UNEMPLOYMENT 

 - 0 
 -  1933/02/28 
 -  0 
<br/><br/><label>Source: </label> Purchase  Nil 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>LABOUR ECONOMICS
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>331.1