Pender, Harold and McIlwain, Knox <br/><br/>
Electrical engineers' handbook  electric communication and electronics 

 - 4th ed. 
 - New York  John Wiley & Sons  1963 
 - Various pages 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical engineering<br/>Engineering
<br/><br/><label>Dewey Class. No.: </label>621.3  / PEN