Canal Safety+Health YouTube channel / YouTube. Free Webinar, Welding, Cutting and Brazing Safety.
Citazione stile Chigago Style (17a edizione)Canal Safety+Health YouTube channel / YouTube. Free Webinar, Welding, Cutting and Brazing Safety.
Citatione MLA (9a ed.)Canal Safety+Health YouTube channel / YouTube. Free Webinar, Welding, Cutting and Brazing Safety.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.