APA (7th ed.) Citation

Armstead, H. C. H., & Tester, J. W. (1987). Heat mining: A new source of energy. E. and F. N. Spon.

Chicago Style (17th ed.) Citation

Armstead, H. Christopher H., and Jefferson W. Tester. Heat Mining: A New Source of Energy. London: E. and F. N. Spon, 1987.

MLA (9th ed.) Citation

Armstead, H. Christopher H., and Jefferson W. Tester. Heat Mining: A New Source of Energy. E. and F. N. Spon, 1987.