TY  - BOOK
AU  - Bates, Regis J.
AU  - Gregory, Donald W.
TI  - Voice and data communications handbook
SN  - 0-07-047281-5
U1  - 621.391:004.7(035) 
PY  - 2001///
CY  - New York
PB  - Tata McGraw-Hill
KW  - Telecommunications
KW  - Telephone network
KW  - Digital communications
KW  - Data communications
KW  - Telephony
KW  - ISDN
KW  - A T M
KW  - ATM
ER  -