Laughton, M. A and Say, M. G. <br/><br/>
Electrial engineer's reference book 

 - 14th ed. 
 - London  Butterworths  1986 
 - Various pages 
<br/><br/><label>ISBN: </label>0408004320  £65 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical engineering<br/>Engineering
<br/><br/><label>Dewey Class. No.: </label>621.3  / LAU