Deci, Edward L. <br/><br/>
Intrinsic motivation / 
Edward L. Deci 
 - New York :  Plenum Press,  c1975 
 - xi, 324 p. :  ill. ;  23 cm. 
 - Perspectives in social psychology ;  v. 1 .
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0306344017 :  USD 14.95 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Intrinsic motivation<br/>Motivation (Psychology)<br/>Behavior
<br/><br/><label>Dewey Class. No.: </label>159.4