TY  - BOOK
AU  - Leffingwell, Dean
TI  - Managing software requirements : : a use case approach
SN  - 9780321122476
U1  - 005.10 LEF 
PY  - 2003///
CY  - Boston 
PB  - : Addison-Wesley, 
KW  - Computer software -- Development -- Management
KW  - Use cases (Systems engineering)
KW  - software -- Development -- Management
KW  - Dean Leffingwell
KW  - C.S
ER  -