William Stallings <br/><br/>
ISDN And Broadband ISDN With Frame relay And ATM 

 - 
 -  Prentice-Hall  1995 
 - 581 
<br/><br/>  
<br/><br/><label>ISBN: </label>0-13-180944-X 
<br/><br/><label>Dewey Class. No.: </label>004.738.5