APA (7th ed.) Citation

United States. Environmental Protection Agency. Office of Water. (2002). Wastewater technology fact sheet: Rock media polishing filter for lagoons. U.S. Environmental Protection Agency, Office of Water.

Chicago Style (17th ed.) Citation

United States. Environmental Protection Agency. Office of Water. Wastewater Technology Fact Sheet: Rock Media Polishing Filter for Lagoons. [Washington, D.C.]: U.S. Environmental Protection Agency, Office of Water, 2002.

MLA (9th ed.) Citation

United States. Environmental Protection Agency. Office of Water. Wastewater Technology Fact Sheet: Rock Media Polishing Filter for Lagoons. U.S. Environmental Protection Agency, Office of Water, 2002.