TY  - BOOK
AU  - Grigonis R.
TI  - Computer telephony encyclopedia 
SN  - 1578200458
AV  - TK5105.R5 2000
PY  - 2000///
CY  - New York 
PB  - CMP Books
KW  - Telecommunication
KW  - Computer networks
KW  - Cell phone system
KW  - Cable television
ER  -