TY  - BOOK
AU  - Kasera,Sumit
AU  - Narang,Nishit
AU  - Narang,Sumita
TI  - Communication networks: principles and practice 
SN  - 0070583544
PY  - 2005///
CY  - New Delhi
PB  - Tata McGraw-Hill
KW  - Computer networks
ER  -