TY  - BOOK
AU  - Cole, Marion
TI  - Introduction to telecommunications voice, data and the internet
SN  - 81-7808-973-4
U1  - 621.382 COL 
PY  - 2002///
CY  - NEW DELHI
PB  - PEARSON EDUCATION
KW  - TELECOMMUNICATIONS TECHNOLOGIES.ADSL.DWDM
ER  -