found: Scott, B. The AC/DC book, 1976 (a.e.)p. 3 (AC/DC, Australian punk rock group)
found: All music guide WWW site, Feb. 25, 2013(AC/DC; rock group formed 1973 in Sydney, Australia by guitarist Malcolm Young; moved to Melbourne the following year; genres: album rock, Aussie rock, hard rock, heavy metal, arena rock)
found: Oxford music online, Feb. 25, 2013:Grove music online (AC/DC; Australian heavy metal band; formed in Sydney in 1973 by the brothers Angus Young and Malcolm Young) Enc. of popular music, 4th ed. (AC/DC; Australian hard rock band formed in November 1973 by Malcolm Young; moved to Melbourne in late 1974, relocating to London in January 1976)