TY  - BOOK
AU  - Clements, Paul
AU  - Northrop, Linda
TI  - Software product lines: Practices and patterns
T2  - SEI series in software engineering
SN  - 9780201703320
U1  - 005.1 
PY  - 2009///
CY  - New York
PB  - Addinson-Wesley
N1  - includes bibliography and index
ER  -