D.P., Sankhala  . <br/><br/>
Educational technology /  
by Sankhala D.P.. 
 - Delhi :   Adhyayan Publishers & Distributors ,   2006 
 - 204p ;  
<br/><br/><label>ISBN: </label>81-8435-008-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational technology
<br/><br/><label>Dewey Class. No.: </label>T:f  / P6;2