Mukhopadhyay, M. <br/><br/>
Educational technology  challenging issues 

 - New Delhi  Sterling Publishers  1990 
 - 225p. 
<br/><br/><label>ISBN: </label>8120710878 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education
<br/><br/><label>Dewey Class. No.: </label>370  / MUK