Use a program like Exact Audio Copy. You can't just copy files off of Audio CDs, as there aren't any music files to directly copy...
Oh, and I think that list needs to be updated again
My Rips/Recordings:
Age of Empires I Gold Edition
Age of Empires II: The Age of Kings (PC)
America's Army (PC) [One song]
Final Fantasy VII (PC) [3 sets of MIDIs]
Guild Wars OST (CD)
Half-Life: Counter-Strike (PC) [One song]
Halo 2 OST & New Music Vol. 1 (CD)
Lego Star Wars (PC)
Final Fantasy VII (PC) (General Midi)
Final Fantasy VII (PC) (Sound Blaster AWE)
Final Fantasy VII (PC) (Yamaha Softsynthesizer)
Legend of Zelda: Collector's Edition [One song]
Star Wars Galactic Battlegrounds
Super Smash Brothers (N64)
TimeSplitters 2 (Xbox ADPCM direct extraction, to replace my GC line-in recording)
Unreal Tournament (PC)
Unreal Tournament 2003
Unreal Tournament 2004
WarCraft III: Reign of Chaos (PC)
WarCraft III: The Frozen Throne (PC)
Others' Rips/Recordings:
Mega Man Network Transmission
Mega Man Zero Remastered (CD)
Mega Man Zero 2 Remastered (CD)
Mega Man Zero 3 Remastered (CD)
Mega Man Zero 4
Rockman Original Arrange Album, Iwao (CD)
Mega Man X Command Mission OST (CD)
Rockman: Road to X - Best Collection Vol. (CD)