APA (7th ed.) Citation

United States. Environmental Protection Agency. Office of Water Program Operations. (1979). Design of wastewater treatment facilities major systems. Environmental Protection Agency, Office of Water Program Operations.

Chicago Style (17th ed.) Citation

United States. Environmental Protection Agency. Office of Water Program Operations. Design of Wastewater Treatment Facilities Major Systems. Washington: Environmental Protection Agency, Office of Water Program Operations, 1979.

MLA (9th ed.) Citation

United States. Environmental Protection Agency. Office of Water Program Operations. Design of Wastewater Treatment Facilities Major Systems. Environmental Protection Agency, Office of Water Program Operations, 1979.