Canal University of California Television / YouTube. Energy Efficiency, The Challenge and the Opportunity.
Citazione stile Chigago Style (17a edizione)Canal University of California Television / YouTube. Energy Efficiency, The Challenge and the Opportunity.
Citatione MLA (9a ed.)Canal University of California Television / YouTube. Energy Efficiency, The Challenge and the Opportunity.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.