TY  - BOOK
AU  - O' Brien,Barry
TI  - Concise general knowledge manual 2012
SN  - 9788131761915
U1  - 039.21 
PY  - 2012///
CY  - New Delhi
PB  - Cengage Learning India Pvt. Ltd
KW  - General knowledge
KW  - General knowledge manual
ER  -