Beck, Robert, C <br/><br/>
Motivation Theories And Principles  Textual Documents 

 - 4th ed 
 - New Delhi  Pearson Education  2003 
 - 477 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Dewey Class. No.: </label>658.13999999999999  / BEC