Bhatt, B. D. and Prakash, Ravi <br/><br/>
Modern encyclopaedia of educational technology  : educational technology:audio-visual aids and films 

 - Delhi  ; Kanishka Publishers Distributors  , 1994 
 - 183p.  , V.2 
<br/><br/><label>ISBN: </label>8173910286  375 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education-Encyclopaedia<br/>Encyclopaedia
<br/><br/><label>Dewey Class. No.: </label>370.3  / BHA