TY  - BOOK
AU  - Williams, Brain K. :
AU  - Sawyer, Stacey C. :
TI  - Using information technology: a practical introduction to computers and communications
SN  -  9780070486782 
U1  - 004 
PY  - 2003///
CY  - New Delhi
PB  - Tata McGraw-Hill.
N1  - Included Index
ER  -