TY  - BOOK
AU  - Black,Uyless D.
TI  - Data communications and distributed networks / 
SN  - 9788120309258
U1  - 004.6 
PY  - 2007///
CY  - New Delhi : 
PB  - Prentice Hall of India , 
KW  - ELECTRONIC COMMUNICATIONS
KW  - COMPUTER NETWORKS
N1  - includes index
ER  -