APA (7th ed.) Citation

Wales, R. W., & McGirr, D. J. (1973). Copper, chromium, lead, manganese and zinc. Inland Waters Directorate.

Chicago Style (17th ed.) Citation

Wales, R. W., and D. J. McGirr. Copper, Chromium, Lead, Manganese and Zinc. Burlington, Ont.: Inland Waters Directorate, 1973.

MLA (9th ed.) Citation

Wales, R. W., and D. J. McGirr. Copper, Chromium, Lead, Manganese and Zinc. Inland Waters Directorate, 1973.