TY  - BOOK
AU  - Black, Uyless
TI  - Computer networks: protocols, standards and interfaces
SN  - 8120310411.
U1  - 004.65 
PY  - 1999///
CY  - New Delhi
PB  - Prentice Hall
KW  - Data transmission system
KW  - Digital communications
KW  - Electronic systems
ER  -