TY  - GEN
AU  - Williams,Brian K.
AU  - Sawyer,Stacey C.
AU  - Hutchinson,Sarah E.
TI  - Using information technology: a practical introduction to computers & communications 
SN  - 0256209812
PY  - 1997///
CY  - Chicago
PB  - Irwin
KW  - Computers
KW  - Telecommunication systems
KW  - Information technology
ER  -