edited by Janardan Prasad and Vijay Kumari Kaushik <br/><br/>
Advanced educational technology 

 - Kanishka, New Delhi  1997 
 - v,284p 
<br/><br/><label>ISBN: </label>81-7391-201-7 
<br/><br/><label>Dewey Class. No.: </label>371.33 Pra/Kau