APA (7e ed.) Bronvermelding
Gellings, C. W. (2011). Saving energy and reducing CO₂ emissions with electricity. The Fairmont Press, Inc. : Taylor & Francis Ltd..
Chicago (17e ed.) Bronvermelding
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.
MLA (9e ed.) Bronvermelding
Gellings, Clark W. Saving Energy and Reducing CO₂ Emissions with Electricity. The Fairmont Press, Inc. : Taylor & Francis Ltd., 2011.
Let op: Deze citaties zijn niet altijd 100% accuraat.