TY  - BOOK
AU  - O'Brien, James A.
TI  - Introduction to information  systems: essential for the internetworked  e-business Interprise 
U1  - 658.4038 
PY  - 0000///2
CY  - New Delhi
PB  - Tata McGraw Hill 
KW  - Computer Science
KW  - Information Technology
ER  -