EDIS,E.A <br/><br/>
NEWNES TELECOMMUNICATIONS POCKET BOOK 

 -  BUTTERWORTH, OXFORD  1995 
 - 20X10 
<br/><br/><label>ISBN: </label>0-7506-0307-0 
<br/><br/><label>Dewey Class. No.: </label>621.382 E21;1