United States. Environmental Protection Agency. Region X. (1978). Forest chemicals and water quality. Environmental Protection Agency, Region X.
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. Region X. Forest Chemicals and Water Quality. Seattle, Wash.: Environmental Protection Agency, Region X, 1978.
MLA (9th ed.) CitationUnited States. Environmental Protection Agency. Region X. Forest Chemicals and Water Quality. Environmental Protection Agency, Region X, 1978.
Warning: These citations may not always be 100% accurate.