Bogdanov, Vladimir (2003). All music guide to hip-hop : the definitive guide to rap & hip-hop. [S.l.]: San Francisco, CA : Backbeat Books ; Berkeley, CA : Distributed to the book trade in the U.S. and Canada by Publishers Group West ; Milwaukee, WI : Distributed to the music trade in the U.S. and Canada by Hal Leonard Pub.
aria.com.au
1991 Australian Singles Chart aria.com (Retrieved August 5, 2008)
