[MSDN Library April 2000] MCI_COPY (42.1464019851117%)

MSDN Library - April 2000 > Platform SDK > Graphics and Multimedia Services > Windows Multimedia > Multimedia Reference > Multimedia Commands

[MSDN Library September 1992] MCI_COPY (40.8633776091082%)

Product Documentation > Windows 3.1 DDK > Multimedia Device Adaptation Guide > Chapter 3 MCI Device Drivers > MCI Device Driver Reference

[MSDN Library September 1992] MCI_COPY (38.2413151364764%)

Product Documentation > Multimedia Development Kit > Programmer's Reference > Chapter 5 Message Directory > Message Descriptions

[MSDN Library April 2000] MCI_COPY (35.6668734491315%)

MSDN Library - April 2000 > DDK Documentation > Windows 95 DDK > Windows 95 Documentation > Design Guide > Multimedia Device Drivers > MCI Device Drivers > Messages from Applications