TY  - BOOK
AU  - Whitten, Jeffery L.
TI  - System Analysis and Designing Method
SN  - 9780070445390
U1  - 004.21 
PY  - 2001///
CY  - New Delhi
PB  - Tata McGraw-Hill
KW  - System Analysis and Design
N1  - System Analysis and Design
ER  -