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

 - New York:  Harper & Row;  1990 
 - xii, 303 pages:   20 cm. 
<br/><br/><label>ISBN: </label>9780061339202 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Happiness<br/>Attention
<br/><br/><label>LC Class. No.: </label>COL BF 575 .H27 .C85 1990