TY  - BOOK
AU  - Bryce, James Y.
TI  - Using ISDN
SN  - 81-203-1304-6
U1  - 004.6/B916u 
PY  - 1996///
CY  - New Delhi
PB  - Prentice Hall
KW  - ISDN
N1  - Department of Computer Science & Engineering
N2  - ISDN
ER  -