TY  - BOOK
AU  - Shelly, Gary B.
AU  - Cashman, Thomas J.
TI  - Systems Analysis And Design Methods 
SN  - 9788131505496
U1  - 004.2122 
PY  - 2009///
CY  - New Delhi
PB  - CENGAGE LEARNING INDIA PRIVATE LIMITED 
KW  - Management,
ER  -