TY  - BOOK
AU  - Derfler, Frank J.
AU  - Freed, Les.
AU  - 
AU  - 
TI  - How networks work
SN  - 8176352586
U1  - 004.65  4
PY  - 1999///
CY  - New Delhi
PB  - Techmedia
KW  - Local area networks
KW  - Mixing computers and telephones
ER  -