TY  - BOOK
AU  - Shelly, Gary B.
AU  - Cashman, Thomas J.
AU  - Rosenblatt, Harry J.
TI  - Systems Analysis and Design 
SN  - 0789559803
U1  - 003 
PY  - 2001///
CY  - Australia : 
PB  - Course Technology, 
KW  - System Analysis
N1  - NY
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/0-7895-5980-3.pdf
ER  -