TY  - BOOK
AU  - Sharma Sanjay Dr
AU  - Dr Sanjay Sharma 
TI  - Data and computer communication 
SN  - 9789350145944
U1  - 004.6 SHA  
PY  - 2015///
CY  - New Delhi India 
PB  - S.K.Kataria & Sons 
KW  - Data communication
ER  -