Beck, Robert C.  1931- <br/><br/>
Motivation  theories and principles /  [Book] : 
Robert C. Beck. 
 - 4th ed. 
 - India :  Pearson Eduction,  c2003. 
 - xvi, 477 p. :  ill. ;  24 cm. 
<br/><br/> Index includes 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>8129700875 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Motivation (Psychology).
<br/><br/><label>Dewey Class. No.: </label>658.314