TY  - BOOK
AU  - Kasera, Sumit
AU  - Narang, Nishit
AU  - Narang, Sumita
TI  - Communication networks: principles and practice
SN  - 70583544
U1  - 004.67 
PY  - 2005///
CY  - New Delhi
PB  - Tata McGrawHill
KW  - Information technology; Data communication
ER  -