B D Bhat <br/><br/>
Modern encyclopaedia of educational technology (v.2):   educational technology : audio visual aids and films/ 
by B D Bhatt 
 - New Delhi:  Kanishka,  1994. 
 - 183p. 
<br/><br/> Bhatt Ravi Prakash 
<br/><br/><label>ISBN: </label>9788173910289 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopaedia Educational Technology<br/>Educational Technology<br/>Education<br/>Social Sciences
<br/><br/><label>Dewey Class. No.: </label>371.3  / BDB/M