TY  - BOOK
AU  - Whitten, Jeffrey L. 
AU  -  Bentley, Lonnie D
TI  - Systems analysis and design methods
SN  - 9780070634176
U1  - 004.21 W618s7 
PY  - 2007///
CY  - New Delhi
PB  - Tata McGraw-Hill
KW  - System design
KW  - System analysis
KW  - International trade
ER  -