billy graziadei op 4 albums gevonden:
1992 : biohazard : urban discipline
album ... roadrunner ... rr 9112 2
[musici]1994 : biohazard : state of the world adress
album ... warner music ... 9362-455952
[musici]1996 : biohazard : mata leao
2003 : backfire! : change the game