TY  - BOOK
AU  - Whittea, Jeffrey L
AU  - Bentley, Lonnie D
TI  - Systems Analysis And Design Methods
SN  - 9780070634176
U1  - 621.821 004 
PY  - 2007///
CY  - New Delhi
PB  - Tata Mc Graw Hill
KW  - Systems Analysis And Design Methods
ER  -