Economic forces in the U. S. A. in facts and figures 
U. S. Department of Labor. Bureau of Labor Statistics 
 - 6 
 - Washington, USA  U.S. Department of Labor  1960 
 - xvi,253p 
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics