[DirectX 8.1 C/C++ Programmer's Reference] Direct3DX C/C++ Reference (27.5384924126937%)
DirectX 8.1 (C++) > DirectX Graphics > Reference
[DirectX 8.1 Visual Basic Programmer's Reference] Direct3DX Visual Basic Reference (25.4275899965748%)
DirectX 8.1 (Visual Basic) > DirectX Graphics > Reference