Nagpal, Rup <br/><br/>
Subjective well-being / 
by Rup Nagpal and Helmut Sell. 
 - New Delhi :  World Health Organization,  1985. 
 - vii, 161 p. ; 
<br/><br/><label>ISBN: </label>9290221763 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Happiness
<br/><br/><label>Dewey Class. No.: </label>170  / Su