Lee-Brago, P. (2021). Lockdowns cut Southeast Asia air particulate by 40%. Philippine Star.
Citazione stile Chigago Style (17a edizione)Lee-Brago, Pia. "Lockdowns Cut Southeast Asia Air Particulate by 40%." Philippine Star 2021.
Citatione MLA (9a ed.)Lee-Brago, Pia. "Lockdowns Cut Southeast Asia Air Particulate by 40%." Philippine Star, 2021.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.