TY  - BOOK
AU  - Haag,Stephen
AU  - Cummings,Maeve
TI  - Information systems essentials / 
SN  - 007110139X   
PY  - 2008///
CY  - Boston
PB  - McGraw-Hill Irwin, 
KW  - Information technology
KW  - Management
KW  - Management information systems
N1  - Includes index & CD-ROM
ER  -