Bogdanov, Vladimir· Woodstra, Chris· Erlewine, Stephen Thomas (2003). All music guide to the blues: the definitive guide to the blues (στα English). San Francisco, CA; Berkeley, CA; Milwaukee, WI: Backbeat Books ; Distributed to the Book trade in the U.S. and Canada by Publishers Group West ; Distributed to the music trade in the U.S. and Canada by Hal Leonard. ISBN978-0-87930-736-3. OCLC51389035.CS1 maint: Μη αναγνωρίσιμη γλώσσα (link)