United States. Environmental Protection Agency. Office of Water. (2003). NPDES permit regulation and effluent limitations guidelines for concentrated animal feeding operations. United States Environmental Protection Agency, Office of Water.
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. Office of Water. NPDES Permit Regulation and Effluent Limitations Guidelines for Concentrated Animal Feeding Operations. [Washington, D.C.]: United States Environmental Protection Agency, Office of Water, 2003.
MLA (9th ed.) CitationUnited States. Environmental Protection Agency. Office of Water. NPDES Permit Regulation and Effluent Limitations Guidelines for Concentrated Animal Feeding Operations. United States Environmental Protection Agency, Office of Water, 2003.