In addition to co-writing "Appetite for Destruction" for N.W.A's Niggaz4life, Long also contributed to other West Coast gangsta rap albums such as Above the Law's Black Mafia Life.
The passage states that Long wrote a song called "Appetite for Destruction" for N.W.A's album "Niggaz4Life." He also worked on other West Coast gangsta rap albums, including "Black Mafia Life," which was released by Above the Law.