http://en.wikibooks.org/wiki/C++_Pro...esign_Patterns Abstract Factory design patterns design patterns design patterns design patterns design patterns C++ Programming/Code/Design Patterns C++ Programming/Code/Design Patterns design patterns http://en.wikibooks.org/wiki/C++_Pro...esign_Patterns https://en.wikibooks.org/wiki/C%2B%2...esign_Patterns C++ Programming/Code/Design Patterns design patterns Wikibooks entry on Design Patterns in C++