APA (7th ed.) Citation

United States. Environmental Protection Agency. Indoor Air Division. (1990). Residential air-cleaning devices: A summary of available information. United States Environmental Protection Agency, Office of Air and Radiation.

Chicago Style (17th ed.) Citation

United States. Environmental Protection Agency. Indoor Air Division. Residential Air-cleaning Devices: A Summary of Available Information. Washington, DC: United States Environmental Protection Agency, Office of Air and Radiation, 1990.

MLA (9th ed.) Citation

United States. Environmental Protection Agency. Indoor Air Division. Residential Air-cleaning Devices: A Summary of Available Information. United States Environmental Protection Agency, Office of Air and Radiation, 1990.