TY  - GEN
AU  - Soni, Ritu
TI  - Data communication and computer network
SN  - 9789381991985
U1  - 004.65 
PY  - 2015///
CY  - New Delhi : 
PB  - Swastik Publications, 
KW  - Computer network
KW  - Network topology
KW  - Network security
KW  - Data communication
N1  - It includes biblography and index
ER  -