TY  - BOOK
AU  - GAMMA, Erich ..{at...all..}
TI  - Design Patterns Elements of Reusable Object-Oriented Software
SN  - 0201633612
U1  - 005.12 GAM 22
PY  - 1995///
CY  - London
PB  - Addison-Wesley
KW  - Software
ER  -