[MSDN Library April 2000] APPNOTES.TXT: Microsoft Windows 3.1 (55.2380952380952%)
MSDN Library - April 2000 > Knowledge Base > Windows > Windows 3.x Retail Product
[MSDN Library April 2000] APPNOTES.TXT: Microsoft Windows (52.4603174603175%)
MSDN Library - April 2000 > Knowledge Base > Windows > Windows 3.x Retail Product