APA (7th ed.) Citation

U.S. Geological Survey Workshop on Environmental Geochemistry Reston, Va., & Doe, B. R. (1990). Proceedings of a U.S. Geological Survey Workshop on Environmental Geochemistry. Free on application to the Books and Open-File Reports Section, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

U.S. Geological Survey Workshop on Environmental Geochemistry Reston, Va., and Bruce R. Doe. Proceedings of a U.S. Geological Survey Workshop on Environmental Geochemistry. Washington: Free on application to the Books and Open-File Reports Section, U.S. Geological Survey, 1990.

MLA (9th ed.) Citation

U.S. Geological Survey Workshop on Environmental Geochemistry Reston, Va., and Bruce R. Doe. Proceedings of a U.S. Geological Survey Workshop on Environmental Geochemistry. Free on application to the Books and Open-File Reports Section, U.S. Geological Survey, 1990.