United States. Environmental Protection Agency. (2002). Technical support document for the revisions to the National Pollutant Discharge Elimination System regulations for concentrated animal feeding operations. United States Environmental Protection Agency.
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. Technical Support Document for the Revisions to the National Pollutant Discharge Elimination System Regulations for Concentrated Animal Feeding Operations. [Washington, D.C.]: United States Environmental Protection Agency, 2002.
MLA (9th ed.) CitationUnited States. Environmental Protection Agency. Technical Support Document for the Revisions to the National Pollutant Discharge Elimination System Regulations for Concentrated Animal Feeding Operations. United States Environmental Protection Agency, 2002.