TY  - BOOK
AU  - O'Brien, James A.
TI  - Introduction to Information Systems Essentials for the E Business Enterprise 
SN  - 0071151095
U1  - 658.4038 
PY  - 2003///
CY  - Boston : 
PB  - McGraw-Hill/Irwin, 
KW  - Business Data Processing
KW  - Management Data Processing
KW  - Management Information Systems
N1  - YY
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/0-07-115109-5.pdf
ER  -