APA (7th ed.) Citation

Energy Efficiency and Renewable Energy Clearinghouse (U.S.). (1995). Energy-efficient water heating. Energy Efficiency and Renewable Energy Clearinghouse.

Chicago Style (17th ed.) Citation

Energy Efficiency and Renewable Energy Clearinghouse (U.S.). Energy-efficient Water Heating. [Washington, D.C.?]: Energy Efficiency and Renewable Energy Clearinghouse, 1995.

MLA (9th ed.) Citation

Energy Efficiency and Renewable Energy Clearinghouse (U.S.). Energy-efficient Water Heating. Energy Efficiency and Renewable Energy Clearinghouse, 1995.