TY  - BOOK
AU  - Williams,Brian K.
AU  - Sawyer,Stacey C.
TI  - Using information technology: a practical introduction to computers & communications 
SN  - 9780071317900
PY  - 2013///
CY  - New York, NY.
PB  - McGraw-Hill
KW  - Computers
KW  - Telecommunication systems
KW  - Information technology
N1  - Includes bibliographical references and index
ER  -