Douglas, Paul H. <br/><br/>
The problem of unemployment / 
Paul H. Douglas & Aaron  Director 
 - New York :  Macmillan ,  1931 
 - xix, 505p. ;  23 cm. 
<br/><br/>Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>United States<br/>Technological unemployment<br/>Unemployment<br/>Cyclical unemployment<br/>Unemployment insurance<br/>Economic history
<br/><br/><label>Dewey Class. No.: </label>331.137  / DOU