TY  - BOOK
AU  - Sommerville, Ian
AU  - Sawyer, Pete
TI  - Requirements engineering: : a good practice guide
SN  - 9788126524570
U1  - 005.1 
PY  - 1977///
CY  - New Delhi
PB  - Wiley India
KW  - Systems engineering
KW  - Requirements engineering
KW  - System analysis
KW  - Computer software--Development
KW  - Software engineering
KW  - Computer software
ER  -