YouTube. Thermal Processing of Solid Waste to Biochar (B. von Herzen, The Climate Foundation).
Citazione stile Chigago Style (17a edizione)YouTube. Thermal Processing of Solid Waste to Biochar (B. Von Herzen, The Climate Foundation).
Citatione MLA (9a ed.)YouTube. Thermal Processing of Solid Waste to Biochar (B. Von Herzen, The Climate Foundation).
Attenzione: Queste citazioni potrebbero non essere precise al 100%.