TY  - BOOK
AU  - Jain, Satish
AU  - Shashi Singh
AU  - Iyer, M. Geetha
TI  - 'O' level made simple: programming and problem solving through 'C' language 
SN  - 9788183334211
PY  - 2012///
CY  - New Delhi
PB  - BPB publications
ER  -