[MSDN Library June 1998] CLIENTCREATESTRUCT (54.0001407261469%)

MSDN Library Visual Studio 6.0 > Platform SDK > User Interface Services > Windowing > Windows > Window Reference > Window Structures

[MSDN Library April 2000] CLIENTCREATESTRUCT (54.0001407261469%)

MSDN Library - April 2000 > Platform SDK > User Interface Services > Windows User Interface > Windowing > Windows > Window Reference > Window Structures