APA (7th ed.) Citation

Cocks, E. J., & Walters, B. (1968). A history of the zinc smelting industry in Britain. Harrap.

Chicago Style (17th ed.) Citation

Cocks, E. J., and Bernhardt Walters. A History of the Zinc Smelting Industry in Britain. London, Sydney: Harrap, 1968.

MLA (8th ed.) Citation

Cocks, E. J., and Bernhardt Walters. A History of the Zinc Smelting Industry in Britain. Harrap, 1968.