TY  - BOOK
AU  - Halsall,Fred
TI  - Data communications,computer networks and open systems
T2  - Electronic systems engineering series
SN  - 8178080982 :
U1  - 004.6 
PY  - 1996///
CY  - Delhi
PB  - Pearson Education (Singapore)
KW  - Data communications
KW  - Computer networks; Data transmission; Open systems
N2  - Computer science
ER  -