Grant, August E. [ed.] <br/><br/>
Communication technology update 

 - 10th ed 
 - Oxford  Focal Press, Elsevier  2006 
 - viii, 374p. 
<br/><br/><label>ISBN: </label>0-240-80881-9 
<br/><br/><label>Subjects--Index Terms: </label>Communication Technology  Electronics  Telecommunication 
<br/><br/><label>Universal Decimal Class. No.: </label>621.39   / GRA