TY  - GEN
AU  - O'Brien, James a.
AU  - Marakas, George M.
TI  - Management information systems
SN  - 9780070620032
AV  - T58.6 O'BR 2009 
PY  - 2009///
CY  - New Delhi
PB  - Tata McGraw-Hill
KW  - Management information systems
N1  - Includes index
ER  -