United States. Environmental Protection Agency. (2002). Concentrated animal feeding operations Clean Water Act requirements: What are the Federal requirements for duck CAFOs? U.S. Environmental Protection Agency.
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. Concentrated Animal Feeding Operations Clean Water Act Requirements: What Are the Federal Requirements for Duck CAFOs? Washington, D.C.: U.S. Environmental Protection Agency, 2002.
MLA (9th ed.) CitationUnited States. Environmental Protection Agency. Concentrated Animal Feeding Operations Clean Water Act Requirements: What Are the Federal Requirements for Duck CAFOs? U.S. Environmental Protection Agency, 2002.
Warning: These citations may not always be 100% accurate.