TY  - BOOK
AU  - Gamma, Erich
AU  - Helam, Richard 
AU  - Johnson, Ralph 
AU  - Vlissides, John 
TI  - Design patterns : elements of reusable object-oriented software
SN  - 9788131700075
U1  - 005.12 
PY  - 2006///
CY  - India 
PB  - Dorling Kindersley 
KW  - Object-oriented programming
KW  - Computer software- reusability
KW  - Computer software
KW  - Software patters
ER  -