TY  - BOOK
AU  - O'brien,James
TI  - Introduction to information system : an end user / enterprise prespective
U1  - 004.21 21
PY  - 1995///
CY  - Chicago
PB  - Richard D. Irwin
KW  - Communication system
KW  - Business enterprises
KW  - Information technology
KW  - Management information system
ER  -