Cita APA (7a ed.)
Červenka, P. Carbon Footprint of Photovoltaic Solar Panels.
Cita Chicago Style (17a ed.)
Červenka, Peter. Carbon Footprint of Photovoltaic Solar Panels.
Cita MLA (9a ed.)
Červenka, Peter. Carbon Footprint of Photovoltaic Solar Panels.
Precaución: Estas citas no son 100% exactas.