prepared for the Office of Research and Development, Office of Technology Transfer and Regulatory Support, U.S. Environmental Protection Agency ; prepared under contract #68-DO-0161 by Environmental Management Support
[prepared on behalf of the United Nations Environment Programme's Division of Early Warning and Assessment (UNEP-DEWA) by the British Geological Survey (BGS)]
by Edward J. Koszalka ... [and others] ; prepared by the U.S. Geological Survey in cooperation with the New York State Department of Environmental Conservation
Office of Pesticide Programs, Environmental Fate and Effects Division, Environmental Fate and Ground Water Branch; Pesticide Monitoring Program Section; Ground Water Technology Section