Design Pattern Framework. Release 2.0. C# edition. 四人帮的设计模式C#版本，含英文版电子书和C#源代码，识货的就下 :) 目录： ＋ Gang Of Four ＋ Head First ＋ Patterns In Action ＋ Visio UML Diagrams Gang of Four Design Patterns 2.0.pdf Head First Design Patterns 2.0.pdf Patterns In Action 2.0.pdf