TY  - BOOK
AU  - john C. Bellamy
TI  - Digital Telephony
SN  - 0000048523
U1  - 621.385 
PY  - 2006///
CY  - New York
PB  - John wiely
KW  -  Telephony
KW  - Digital
KW  - Telephony(621.385)
ER  -