Held, Gilbert,  1943- <br/><br/>
Dictionary of communications technology :  terms, definitions and abbreviations / 
Gilbert Held 
 - 2nd ed. 
 - New York :  John Wiley & Sons,  1995 
 - viii , 501 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0471951269  RM90.59 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication--Dictionaries