Roy Newsome, The Modern Brass Band: From the 1930s to the New Millennium, Ashgate Publishing, Ltd., 2006, p. 252. ISBN0-7546-0717-8.
Lloyd Bone, Eric Paull, R. Winston Morris, Guide to the Euphonium Repertoire: The Euphonium Source Book, Indiana University Press, 2007, pp. 60 and 132. ISBN0-253-34811-0
Roy Newsome, The Modern Brass Band: From the 1930s to the New Millennium, Ashgate Publishing, Ltd., 2006, p. 367.