BELLAMY, JOHN C. <br/><br/>
DIGITAL TELEPHONY. 

 -  JOHN WILEY AND SONS INC.  2002 
 - 643 
<br/><br/><label>Subjects--Topical Terms: </label><br/>  TELEPHONY
<br/><br/><label>Dewey Class. No.: </label>621.385.385  / BEL