TY  - BOOK
AU  - Williams, Brian K.
AU  - Sawyer,Stacey C.
AU  - Hutchinson,Sarah E.
TI  - Using information technology: a practical introduction to computers & communications 
SN  - 0256261466
PY  - 1999///
CY  - Boston, MA
PB  -  Irwin/McGraw-Hill
KW  - Computers
KW  - Telecommunication systems
KW  - Information technology
N1  - Includes bibliographical references (p. 595-601) and index
ER  -