Mc connell, campbell. <br/><br/>
Contemporary Labor Economics 

 - 7th ed. 
 - New york  MC Graw hill  2006 
 - xv, 624p.  Hard cover  23cm 
<br/><br/><label>ISBN: </label>9780072978605 
<br/><br/><label>Dewey Class. No.: </label>331