Helfgott, Roy B. <br/><br/>
Labor economics / 
Roy B. Helfgott 
 - New York :  Random House,  1974 
 - xiii, 522 p. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0394315359 :  USD 10.95 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Labor supply--United States<br/>Industrial relations--United States<br/>Labor economics
<br/><br/><label>Dewey Class. No.: </label>331.0973