NWOBHM
Bushell, Garry; Halfin, Ross (1984). Iron Maiden – Running Free. London, UK: Zomba Books. ISBN 978-0-946-391509
Christe, Ian (2004). Sound of the Beast: The Complete Headbanging History of Heavy Metal. New York City: HarperCollins. ISBN 978-0-380-81127-4
Daniels, Neil (2010). The Story of Judas Priest: Defenders of the Faith. New York City: Omnibus Press. ISBN 978-1-84772-707-7