Kraal, Edmund G. R. <br/><br/>
Reed's Basic Electro-Technology for Engineers, Vol. 6 

 - Vol. 6 
 -  Thomas Reed Publications Ltd., London  2002 
 - 608 
<br/><br/><label>ISBN: </label>9780713668384 
<br/><br/><label>Dewey Class. No.: </label>Column-35