TY  - BOOK
AU  - O'Brien,James A.
AU  - Business--Data processing
TI  - Management information systems: a managerial end user perspective 
SN  - 0256103461
U1  - 658.4038011 O'BR 
PY  - 1993///
CY  - Homewood, IL
PB  - Irwin
KW  - Computer networks
KW  - Information technology--Management
KW  - Electronic commerce
N1  - Includes bibliographical references and indexes
ER  -