TY  - BOOK
AU  - Haag, Stephen
TI  - Information systems essentials / 
SN  - 9780071285490
U1  - Circ. 658.4038 H112i 2009 Third edition
PY  - 2009///
CY  - Boston : 
PB  - McGraw-Hill/Irwin, 
KW  - 1. Management information systems.
KW  - 2. Information technology
N1  - Includes bibliographical references & index
ER  -