TY  - BOOK
AU  - Freeman,Eric & Elizabeth
TI  - Head First Design Patterns
SN  - 0596007124
U1  - 005. FRE  
PY  - 2004///
CY  - California
PB  - O'Reilly Media Inc.
KW  - Computers
KW  - Software design
KW  - Computer programming
N1  - Developer patterns used to create functional, elegant, reusable and flexible software
ER  -