Macpherson, David A. McConnell, Campbell R. Brue, Stanley L. <br/><br/>
Contemporary labor economics 

 - 6th ed. 
 - Boston  McGraw-Hill  2003 
 - 654p. 
<br/><br/><label>ISBN: </label>0071151087 
<br/><br/><label>Dewey Class. No.: </label>331.1 MCC