TY  - BOOK
AU  - Cowley, John.
TI  - Communications and networking
SN  - 9788132231561
U1  - 004.6 
PY  - 2015///], c 2012
CY  - New Delhi
PB  - Springer India
KW  - 
KW  - Computer networks
KW  - Computer networks--Security measures
KW  - Computer network architectures
N1  - 1st Indian reprint 2015
ER  -