TY  - BOOK
AU  - Leffingwell, Dean
AU  - Widrig, Don 
TI  - Managing Software Requirements: a unified approach
SN  - 0201615932
SN  - 978-02016
U1  - 005.1LEF 
PY  - 2014///
CY  - New Delhi
PB  - Pearson Education 
KW  - Computer Software
KW  - Engineering Systems
KW  - Development
KW  - Management
UR  - http://10.10.170.122:8080/browse/book/26002
ER  -