TY  - BOOK
AU  - O'Brien,James A.
TI  - Management information systems: a managerial end user perspective 
SN  - 9780256103465
AV  - T58.6 .O26 1993
U1  - 658.4038011 22
PY  - 1993///
CY  - Homewood, IL
PB  - Irwin
KW  - Management information systems
N1  - Includes bibliographical references and indexes
ER  -