TY  - BOOK
AU  - O'Brien, James A.
TI  - Management information systems / 
SN  - 9780070144941
U1  - 658.4038 OBR 
PY  - 2010///
CY  - New Delhi
PB  - Tata McGraw Hill
KW  - Operations Research
N2  - Operations Research
ER  -