TY  - BOOK
AU  - Haug, M.,
AU  - Olsen, E. W.,
TI  - Software Quality Approaches: Testing, Verification, and Validation :   : Software Best Practice 1 
SN  - 3540417842
U1  - 005.1 22
PY  - 2001///
CY  - New York
PB  - Springer, 
ER  -