Yella Reddy, N <br/><br/>
Audio visual aids in teaching trainig and extension 

 - Hyderabad  Haritha Publishig House  1998 
 - 384p. 
<br/><br/><label>ISBN: </label> RS 200.00 
<br/><br/><label>Source: </label> RS 200.00 
<br/><br/><label>Dewey Class. No.: </label>371.33 YEL