TY  - BOOK
AU  - Peterson, Larry L. 
AU  - Davie, Bruce S. 
TI  - Computer networks: systems approach
SN  - 9788131210451
U1  - 004.6 P277c4 
PY  - 2007///
CY  - New Delhi
PB  - Elsevier
KW  - Computer networks
KW  - Computers
KW  - Data transmission systems
ER  -