TY  - GEN
AU  - Shelly , Gary B.
AU  - Cashman , Thomas J. ;Vermaat , Misty E.
TI  - Introduction to computers
SN  - 9788131505809
U1  - 004 
PY  - 2008///
CY  - New Delhi
PB  - Cengage Leaming
KW  - DATA PROCESSING
KW  - COMPUTER SCIENCES
ER  -