Held, Gilbert. <br/><br/>
Dictionary of communications technology :  terms, definitions, and abbreviations / 
 Communications technology 
Gilbert Held. 
 - 2nd ed. 
 - Chichester :  J. Wiley,  c1995. 
 - viii, 501 p. :  ill. ;  26 cm. 
<br/><br/><label>ISBN: </label>0471955426 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication--Dictionaries.
<br/><br/><label>Subjects--Index Terms: </label>Telecommunication.