AutoCAD .NET Developer

AutoCAD .NET Developer's Guide :
  web: http://docs.autodesk.com/ACD/2010/ENU/AutoCAD%20.NET%20Developer's%20Guide/index.html
  pdf: https://docs.google.com/document/d/1lwKk1eCci1-7sm8jqou5vLd5fLmml3hbeubnOZJHaWk/edit

AutoCAD .NET Developer's Guide 簡體中文 CHM檔 (大陸網友製作有廣告，不喜勿下) :
 chm: https://docs.google.com/open?id=0B0K1KBjQFbftYWQ4MGUwM2EtZjUzNy00NjMzLTgxNzctMjJiMTNmMzM4OGIw

ObjectARX .NET Developer's Guide :
  pdf: https://docs.google.com/document/d/1ONm-OXOlJ0IkqkQmtYR17MwvRb1_UNkK57ATE_T8GPI/edit

AutoLISP :
  pdf: https://docs.google.com/document/d/1IefLWHaM6Yunrz6YamQAy-K6xAjyhXlVhXMeS_moeMk/edit


Sunny的专栏 :
  http://blog.csdn.net/sunchengbo2007/article/category/834538

峻祁连. Look at The Earth :
  http://www.cnblogs.com/junqilian/archive/2011/10/26/2225048.html

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Welly Lin