Epstein Ralph C <br/><br/>
Industrial profits in the United States. 

 -  1934 
 - National Bureau of Economics Research, publication, 26. .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Production
<br/><br/><label>Dewey Class. No.: </label>X9:328.73.N3, G4