Sasha A. Barab; Daniel T. Hickey; Kenneth E. Hay; Nancy Butler Songer <br/><br/>
Making a Difference: Volume I and II  The Proceedings of the Seventh International Conference of the Learning Sciences (ICLS) 

 -  Taylor and Francis  2006 
<br/><br/><label>ISBN: </label>9781315889412 
<br/><br/><label>Source: </label>EBOOK