[MSDN Library June 1998] RegOpenKey (30.9523809523809%)
MSDN Library Visual Studio 6.0 > Platform SDK > Windows Base Services > General Library > Registry > Registry Reference > Registry Functions
[MSDN Library April 2000] RegOpenKey (30.9523809523809%)
MSDN Library - April 2000 > Platform SDK > Base Services > Registry > Registry Reference > Registry Functions