TY  - GEN
AU  - Jain, Satish
TI  - `O' level made simple - PC architecture: (according to DOEACC CHM-02 syllabus for `O'  level examination) 
SN  - 8183332463
U1  - 004.22 
PY  - 2008///
CY  - New  Delhi
PB  - BPB Publications
ER  -