TY  - BOOK
AU  - Haag, Stephen.
AU  - Cummings, Maeve.
TI  - Information systems essentials
SN  - 9780071285490
U1  - 658.4038 
PY  - 2009///
CY  - Boston
PB  - McGraw-Hill Irwin
KW  - Management information systems
KW  - Information technology
N1  - Includes index
ER  -