Phelps, Orme Wheelock. <br/><br/>
Introduction to labor economics 
Orme W. Phelps. 
 - 4th ed. 
 - New York  McGraw-Hill  1967. 
 - xv, 555 p. 
<br/><br/> Cataloging based on CIP information. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Labor economics<br/>Labor--United States.
<br/><br/><label>Dewey Class. No.: </label>331