APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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

Warning: These citations may not always be 100% accurate.