Mathis, Robert. <br/><br/>
Human resource management  9th ed. : 

 - ohio :  south-western college,  c1974. 
 - xi, 807. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9966462996  
<br/><br/><label>LC Class. No.: </label>DT20  / .H3