Graham, John <br/><br/>
The facts on file dictionary of telecommunication / 
John Graham .- Rev. and updated / by Sue J. Lowe. 
 - New York :   Facts On File,   1991.  
 - ix,180p.;  23cm.  
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0816020299 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Telecommunication - Dictionaries. <br/>Lowe, Sue J.
<br/><br/><label>Dewey Class. No.: </label>384.03 GRA