[DirectX 8.1 C/C++ Programmer's Reference] Coordinates of 3-D Space (70.9752321981424%)
DirectX 8.1 (C++) > DirectX Audio > Using DirectX Audio > 3-D Sound
[DirectX 8.1 Visual Basic Programmer's Reference] Coordinates of 3-D Space (70.9752321981424%)
DirectX 8.1 (Visual Basic) > DirectX Audio > Using DirectX Audio > 3-D Sound