TU, Chih - hsiung <br/><br/>
Online collaborative learning communities: Twenty-one designs to building an online collaborative learning community 

 - London  Greenwood Publishing  2005 
 - xiii,140p. 
<br/><br/><label>ISBN: </label> RS 350.00 
<br/><br/><label>Source: </label> RS 350.00 
<br/><br/><label>Dewey Class. No.: </label>371.334 TUC