APA (7th ed.) Citation

Hudson, T. L., Fox, F. D., & Plumlee, G. S. (1999). Metal mining and the environment. American Geological Institute.

Chicago Style (17th ed.) Citation

Hudson, Travis L., Frederick D. Fox, and Geoffrey S. Plumlee. Metal Mining and the Environment. Alexandria, Va: American Geological Institute, 1999.

MLA (9th ed.) Citation

Hudson, Travis L., et al. Metal Mining and the Environment. American Geological Institute, 1999.