Csikszentmihalyi, Mihaly <br/><br/>
Flow  the psychology of optimal experience 

 - New Delhi  HarperPerennial Modernclassics (Harper Collins)  1990 
 - Xii, : 303p  
<br/><br/> Includes bibliographical references and index  
<br/><br/><label>Dewey Class. No.: </label>155.2 CSI