Yella  Reddy, N. <br/><br/>
AVA audio visual aids :  in teaching, training and extension / 
N. Yella Reddy 
 - Hyderabad :  Haritha Pub. House,  1998 
 - 384 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label> Rs. 200.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching aids
<br/><br/><label>Dewey Class. No.: </label>371.33