Mississippi River/Gulf of Mexico Watershed Nutrient Task Force.
Washington, DC : U.S. Environmental Protection Agency, Office of Wetlands, Oceans, and Watersheds
2009
Mississippi River/Gulf of Mexico Watershed Nutrient Task Force.
Washington, DC : U.S. Environmental Protection Agency, Office of Wetlands, Oceans, and Watersheds
2008
National Research Council (U.S.). Committee on the Mississippi River and the Clean Water Act: Scientific, Modeling, and Technical Aspects of Nutrient Pollutant Load Allocation and Implementation.
Washington, D.C. : National Academies Press, 2009.
2009