Emmons, Robert A  <br/><br/>
Thanks! :   how practicing gratitude can make you happier 
by Robert A Emmons 
 - New York :  Houghton Mifflin,    2007 
 - vi, 244 pages : illustrations ; 21 cm 
<br/><br/>
<br/><br/><label>ISBN: </label>0547085737 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gratitude.