TY  - BOOK
AU  - James A. O'Brien
TI  - Introduction to information systems : essentials for the internetworked e-business enterprise
SN  - 0-07-047422-2
U1  - 658.40388 O'Br 
PY  - 2001///
CY  - Tata McGraw Hill, New Delhi
KW  - Commerce and Management
ER  -