Management and motivation/ 
edited by Victor H. Vroom and Edward L. Deci 
 - London  Penguin Education  1970 
 - 399p.:  19cm 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>9780140094196 
<br/><br/><label>LC Class. No.: </label>HF5548.8  / .M31 1970