VSTO 开发

http://www.cnblogs.com/yangecnu/category/499866.html

http://www.cnblogs.com/brooks-dotnet/category/233027.html

http://www.cnblogs.com/zhili/category/399400.html

http://open.office-cn.net/vs/list-11-cn.html

http://blog.csdn.net/zqp2013/article/details/47167445

VS Addin插件基本开发入门