APA (7th ed.) Citation

United States. Environmental Protection Agency. Office of Water. (2000). Wastewater technology fact sheet: Free water surface wetlands. United States Environmental Protection Agency, Office of Water.

Chicago Style (17th ed.) Citation

United States. Environmental Protection Agency. Office of Water. Wastewater Technology Fact Sheet: Free Water Surface Wetlands. [Washington, D.C.]: United States Environmental Protection Agency, Office of Water, 2000.

MLA (9th ed.) Citation

United States. Environmental Protection Agency. Office of Water. Wastewater Technology Fact Sheet: Free Water Surface Wetlands. United States Environmental Protection Agency, Office of Water, 2000.