APA (7th ed.) Citation

Chapman, P., & Roberts, F. (1983). Metal resources and energy. Butterworths.

Chicago Style (17th ed.) Citation

Chapman, P.F, and F. Roberts. Metal Resources and Energy. London: Butterworths, 1983.

MLA (9th ed.) Citation

Chapman, P.F, and F. Roberts. Metal Resources and Energy. Butterworths, 1983.