TY  - BOOK
AU  - Gamma,E.
TI  - Design patterns: elements of reusable object-oriented software
SN  - 9788131700075
U1  - 005.12 1st ed.
PY  - 2011///
CY  - New Delhi
PB  - Dorling kindersley, pvt. Ltd.
KW  - Structural patterns
N1  - Include index
ER  -