TY  - BOOK
AU  - O'Brien , James A.
TI  - Introduction to Information Systems : : An End User/Enterprise Perspective 
SN  - 0256162212
U1  - 658.4038 
PY  - 1995///
CY  - Chicogo: 
PB  - Irwin , 
KW  - Business Management
KW  - Information Systems
KW  - Management
KW  - Telecommunication
ER  -