TY  - BOOK
AU  - Freeman,Eric
AU  - Robson,Elisabeth
TI  - Head First Design Patterns
SN  - 9789385889752
U1  - 005.1 
PY  - 2021///
CY  - Beijing
PB  - O'Reilly
KW  - Computer software
KW  - Development
KW  - Object-oriented methods (Computer science)
KW  - Software patterns
KW  - Java (Computer program language)
N1  - Includes index
ER  -