APA (7th ed.) Citation

United States. Department of Energy. (1998). Modulating/condensing fuel-fired water heater and hydronic boiler. U.S. Dept. of Energy.

Chicago Style (17th ed.) Citation

United States. Department of Energy. Modulating/condensing Fuel-fired Water Heater and Hydronic Boiler. Washington, D.C.: U.S. Dept. of Energy, 1998.

MLA (9th ed.) Citation

United States. Department of Energy. Modulating/condensing Fuel-fired Water Heater and Hydronic Boiler. U.S. Dept. of Energy, 1998.

Warning: These citations may not always be 100% accurate.