TY  - GEN
AU  - Gupta, Prakash C.
TI  - Data communications and computer networks
SN  - 8120328469
U1  - 004.6 
PY  - 2006///
CY  - New Delhi
PB  - Prentice - Hall
KW  - INTERFACING AND COMMUNICATIONS
KW  - COMPUTER SCIENCE
ER  -