TY  - BOOK
AU  - Black, Uyless.
TI  - Computer networks: : Protocols standards and interfaces 
SN  - 8120310411
U1  - 004.65  2
PY  - 2002///
CY  - New Delhi
PB  - PHI Learning Pvt Ltd
KW  - Communications between and among computers and terminals
KW  - Layered protocols networks and the OSI model
KW  - Personal computer networks
KW  - Switching and routing in networks
ER  -