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Brown, G.C.. and Musset, A.E. Wright, J.V. (1981). The Inaccessible Earth. London: Allen and Unwin, 1st edition, xvii + 235 pp. Paperback,. Allen and Unwin.
Harker, Alfred (1909). The Natural History of Igneous Rocks. London: Methuen, 1st edition. xvi + 384pp. Hardback, Rebacked,. Methuen.
Bullard, F.M. (1962). Volcanoes: in History, in Theory, in Eruption. Austin, University of Texas Press, 1st edition, 441 pp, Hardback,. University of Texas Press.
Newall, G. and Rast, N. (eds) (1970). Mechanism of Igneous Intrusion. Liverpool: Gallery Press, 1st edition,. Liverpool Gallery Press.