William Stallings <br/><br/>
ISDN And Broadband ISDN with Frame Relay and ATM 

 - Fourth Edition 
 - India:  Pearson Education,  2002. 
<br/><br/><label>ISBN: </label>8178084228 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>621.382  / STA