GLAZIER, E. V. D,BROWN, J <br/><br/>
TELECOMMUNICATIONTHE GENERAL PRINCIPLES 

 - GREAT BRITAIN  ELBS  1964 
 - XIV, 380P 
<br/><br/><label>ISBN: </label>412-20420-7 
<br/><br/><label>Dewey Class. No.: </label>621.382 BRO'T