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1Published 1986“...Office of Research and Development, U.S. Environmental Protection Agency,...”
Government Document Book -
2Published 1990“...Office of Research and Development, U.S. Environmental Protection Agency,...”
Government Document Book -
3Published 1989“...Center for Environmental Research Information, Office of Research and Development, U.S...”
Government Document Microform Book -
4Summary report : optimizing water treatment plant performance with the composite correction program.Published 1990“...U.S. Environmental Protection Agency, Office of Research and Development, Center for Environmental...”
Government Document Microform Book -
5Published 1989“...U.S. Environmental Protection Agency, Office of Drinking Water ; Center for Environmental Research...”
Government Document Conference Proceeding Microform Book -
6Published 1994“...Center for Environmental Research Information : Office of Research and Development, U.S...”
Government Document Microform Book -
7Published 1996“...U.S. Environmental Protection Agency, Office of Research and Development, National Risk Management...”
Government Document Conference Proceeding Microform Book