Kieffer, R. E. De and Cochran, Lee W. <br/><br/>
A manual of audio visual techniques 

 - 2nd ed. 
 - New delhi  Prentice Hall of India  1966 
 - 254p. 
<br/><br/><label>ISBN: </label> 6.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education<br/>Method of instructions
<br/><br/><label>Dewey Class. No.: </label>371.3  / KIE