Underhill, Adrian. <br/><br/>
Sound foundations / 
Andrian Underhill 
 - Oxford :  Heinemann,  1994 
 - xii, 210 p. ;  25 cm. 
 - Teacher Development Series .
<br/><br/><label>ISBN: </label>0435240919 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Audio-visual education.<br/>Sound recordings in education.<br/>Teaching--Aids and devices
<br/><br/><label>Dewey Class. No.: </label>371.3332  / UND