Roberts, Stephen A <br/><br/>
Dictionary of audio, radio and video 

 - London:   Butterworths,   1981 
 - 250p.  
<br/><br/><label>ISBN: </label>9780408003391 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science 
<br/><br/><label>Subjects--Index Terms: </label>Radio  Audio  
<br/><br/><label>Universal Decimal Class. No.: </label>R 621.396(03)  / M1