TY  - BOOK
AU  - Gupta,Prakash C.
TI  - Data communications and computer networks / 
SN  - 8120328469
U1  - 004.6 
PY  - 2006///
CY  - New Delhi : 
PB  - Prentice Hall of India , 
KW  - DATA COMMUNICATIONS
KW  - COMPUTER NETWORKS
N1  - Includes index
ER  -