Rajarshi Roy <br/><br/>
Educational technology in changing society 

 - Delhi  Shipra Publications  2011 
 - xii.307 
<br/><br/><label>ISBN: </label>9788175415997 
<br/><br/><label>Subjects--Index Terms: </label>educational technology 
<br/><br/><label>Dewey Class. No.: </label>37:62  / ROY