TY  - BOOK
AU  - SHARMA,SANJAY
TI  - Data Communication
T2  - Ptu
SN  - 9380027133 (paperback)
U1  - 004.6SHA 
PY  - 2011///
CY  - New Delhi
PB  - S K KATARIA & SONS
KW  - Data Communication
UR  - http://www.amazon.com/exec/obidos/ASIN/9380027133/chopaconline-20
ER  -