TY  - BOOK
AU  - Williams , Brian K. .
TI  - Using Information Technoology :A Practical Introduction to Computers & Communications /Brian K. Williams, Stacey C. Sawyer
SN  - 9780072260717
U1  - 004WIL 
PY  - 2007///
CY  - New York
PB  - Mc Graw Hill
ER  -