TY  - BOOK
AU  - Shelly, Gary B.
AU  - Cashman, Thomas J.
AU  - Rosenblatt, Harry J.
TI  - Systems Analysis and Design 
SN  - 9812431233
U1  - 003 
PY  - 2003///
CY  - Singapore : 
PB  - Thomson Asia, 
KW  - Computer Systems
N1  - NY
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/981-243-123-3.pdf
ER  -