Eargle, John. <br/><br/>
The microphone book. 

 - 2nd ed. 
 - Oxford:  Focal press,  2004. 
 - xi,377p.:  ill;  24.5cm. 
<br/><br/>Include bibliographical references and index 
<br/><br/><label>ISBN: </label>0240519612 
<br/><br/><label>Subjects--Corporate Names: </label><br/>Microphone
<br/><br/><label>LC Class. No.: </label>SJMC TK6478.E27