Heckhausen/Dweck <br/><br/>
Motivation and Self-Regulation across the Life Span 

 -  Cambridge University Press  2009 
<br/><br/><label>ISBN: </label>9780511527869 
<br/><br/><label>Source: </label>EBOOK 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Psychology