[MSDN Library September 1992] GetBkMode (42.7011494252874%)
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[MSDN Library June 1998] GetBkMode (40%)
MSDN Library Visual Studio 6.0 > Platform SDK > Graphics and Multimedia Services > GDI > Painting and Drawing > Painting and Drawing Reference > Painting and Drawing Functions
[MSDN Library September 1992] GetBkMode (38.3971291866029%)
Product Documentation > Win32 SDK for Windows NT > Programmer's Reference: API (prelim. ) > API Function Reference > G
[MSDN Library September 1992] GetBkMode (32.7380952380952%)
Product Documentation > Windows 3.1 SDK > Programmer's Reference Volume 2: Functions > Introduction > G