Cita APA (7a ed.)
Gellings, C. W. (2011). Saving energy and reducing CO₂ emissions with electricity. The Fairmont Press, Inc. : Taylor & Francis Ltd..
Cita Chicago Style (17a ed.)
Gellings, Clark W. Saving Energy and Reducing CO₂ Emissions with Electricity. Lilburn, Georgia ; Boca Raton, Florida ; London, England: The Fairmont Press, Inc. : Taylor & Francis Ltd., 2011.
Cita MLA (9a ed.)
Gellings, Clark W. Saving Energy and Reducing CO₂ Emissions with Electricity. The Fairmont Press, Inc. : Taylor & Francis Ltd., 2011.
Precaución: Estas citas no son 100% exactas.