United States. Environmental Protection Agency. Office of Water. (1999). Co-occurrence of drinking water contamination: Initial tables of statistical analysis of secondary constituents. [U.S. Environmental Protection Agency, Office of Water].
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. Office of Water. Co-occurrence of Drinking Water Contamination: Initial Tables of Statistical Analysis of Secondary Constituents. [Washington, D.C.]: [U.S. Environmental Protection Agency, Office of Water], 1999.
MLA (9th ed.) CitationUnited States. Environmental Protection Agency. Office of Water. Co-occurrence of Drinking Water Contamination: Initial Tables of Statistical Analysis of Secondary Constituents. [U.S. Environmental Protection Agency, Office of Water], 1999.