Aries, Sidney John <br/><br/>
Dictionary of telecommunicatins / 
by S.J. Aries 
 - London :  Butterworths,  1982 
 - 329 p. :  ill. ;  23 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication systems--Dictionaries
<br/><br/><label>Dewey Class. No.: </label>621.3803 ARI