Bellamy, John, <br/><br/>
Digital telephony / 
John C. Bellamy. 
 - 3rd ed. 
 - New York :  Wiley,  c2000. 
 - xxv, 643 p. :  ill. ;  24 cm. 
 - Wiley series in telecommunications and signal processing .
<br/><br/>
<br/><br/><br/>  <br/>Shelf # 15, Row # 3, Communication. 
<br/><br/><label>ISBN: </label>9814126357 
<br/><br/><label>LCCN: </label>99034015 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Digital telephone systems.
<br/><br/><label>Dewey Class. No.: </label>621.385 BEL