TY  - GEN
AU  - O'Brein, James A
AU  - Marakas, George M
TI  - Introduction to information systems / 
SN  - 9780070167087
U1  - 658.4038 
PY  - 2010///
CY  - New York
PB  - McGraw-Hill
KW  - Business
KW  - Data processing
KW  - Management
KW  - Management information systems
ER  -