Dale, Edgar <br/><br/>
Audio-visual methods in teaching 

 - rev ed 
 - New York  Holt, Rinehart & Winston  1954 
 - xiii, 534p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>METHODS OF TEACHING AIDS
<br/><br/><label>Dewey Class. No.: </label>371.33  / D14