TY  - BOOK
AU  - CARY C KESSLER
TI  - ISDN: CONCEPTS, FACILITIES AND SERVICES
SN  - 9780070342474
U1  - 004.66 CAR  (MCA) 
PB  - MCGRAW HILL BOOK COMPANY
KW  - COMPUTER SCIENCE
KW  - NETWORKS
ER  -