TY  - BOOK
AU  - Sommerville, Ian
TI  - Software Engineering 
SN  - 0201427656
U1  - 005.1 
PY  - 2000///
CY  - Harlow : 
PB  - Addison-Wesley, 
KW  - Software Engineering
N1  - YY
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/0-201-42765-6.pdf
ER  -