기본개념

http://www.reversecore.com/30

Wikipedia

http://en.wikipedia.org/wiki/Hooking

Microsoft MSDN Link

http://msdn.microsoft.com/en-us/library/ms632589(VS.85).aspx

Three Ways to Inject Your Code into Another Process

http://www.codeproject.com/KB/threads/winspy.aspx

API hooking revealed

http://www.codeproject.com/KB/system/hooksys.aspx