TY  - GEN
AU  - Freeman ,  Eric
AU  - Freeman , Elisabeth 
AU  - Sierra , Kathy
AU  - Bates , Bert
TI  - Head first design patterns
SN  - 8173664668
U1  - 005.133 
PY  - 2004///
CY  - Beijing
PB  - O\'reilly Publisher
KW  - PROGRAMMING LANGUAGES
KW  - COMPUTER SCIENCE
KW  - HETC
KW  - SOFTWARE
UR  - www.orailly.com
ER  -