TY  - BOOK
AU  - Williams,Brian K.
AU  - Sawyer,Stacey C.
TI  - Using information technology: a practical introduction to computers & communications : complete version 
SN  - 0072485558 (acidfree paper)
AV  - QA76.5 .W55 2003
PY  - 2003///
CY  - Boston
PB  - McGraw-Hill/Irwin
KW  - Computers
KW  - Telecommunication systems
KW  - Information technology
N1  - Includes bibliographical references and index
ER  -