TY  - BOOK
AU  - Jain, Madhulika
AU  - Jain, Satish
TI  - 'O' level made simple module - III: business systems
SN  - 81-7656-180-0
PY  - 2000///
CY  - New Delhi
PB  - BPB Publications
KW  - Computer science
KW  - Business data processing
KW  - Business files
KW  - Processing techniques
KW  - Business applications
ER  -