All music guide WWW site, Jan. 6, 2006 (Billy Idol; b. William Michael Albert Broad, Nov. 30, 1955, Middlesex, England)
Contemporary musicians v. 55 (Idol, Billy; b. William Broad, Nov. 30, 1955, Stanmore, England; singer, songwriter)
Int. ww in pop. mus., 7th ed. (Idol, Billy; b. Willem Wolfe Broad, Nov. 30, 1955, Stanmore, Middlesex, England; British singer, musician (guitar), and composer)
Russell, K. Billy Idol, c1985 CIP t.p. (Billy Idol) galley (b. in England, 11-30, probably 1956; real name: William Broad)