[MSDN Library April 2000] MCI_HMS_HOUR (84.375%)
MSDN Library - April 2000 > Platform SDK > Graphics and Multimedia Services > Windows Multimedia > Multimedia Reference > Multimedia Macros
[MSDN Library September 1992] MCI_HMS_HOUR (39.8694068144499%)
Product Documentation > Multimedia Development Kit > Programmer's Reference > Chapter 3 Function Directory > Function Descriptions