CARY C KESSLER <br/><br/>
ISDN: CONCEPTS, FACILITIES AND SERVICES 

 - 2 
 -  MCGRAW HILL BOOK COMPANY  1990 
 - 454 
<br/><br/><label>ISBN: </label>9780070342474 
<br/><br/><label>Subjects--Topical Terms: </label><br/>COMPUTER SCIENCE NETWORKS 
<br/><br/><label>Dewey Class. No.: </label>004.66 CAR  (MCA)  / CAR