Rubin, Gretchen <br/><br/>
The happiness project : or, why I spent a year trying to sing in the morning, clean my closets, fight right, read Aristotle, and generally have more fun /  
Gretchen Rubin 
 - New York :  HarperCollins,  2009 
 - 315 páginas 
<br/><br/>1. <boost energy--Remember love--Aim higher--Lighren up-- Be serious about play-- 
<br/><br/><label>ISBN: </label>9780061583261  48.00 
<br/><br/><label>Subjects--Index Terms: </label>Autoayuda y superación Felicidad (Psicología) 
<br/><br/><label>Dewey Class. No.: </label>198.1  / R91