TY  - BOOK
AU  - O'Brien,James A.
TI  - Introduction to information systems
SN  - 0256209375
AV  - HF5548.2 .O23 1997
U1  - 658.4038 20
PY  - 1997///
CY  - Chicago
PB  - Irwin
KW  - Business
KW  - Data processing
KW  - Management
N1  - Includes bibliographical references and indexes
ER  -