San Juan, A. D. (2020). 'Ring of fire' eclipse seen in PH on June 21. Manila Bulletin.
Citazione stile Chigago Style (17a edizione)San Juan, Alexandria Dennise. "'Ring of Fire' Eclipse Seen in PH on June 21." Manila Bulletin 2020.
Citatione MLA (9a ed.)San Juan, Alexandria Dennise. "'Ring of Fire' Eclipse Seen in PH on June 21." Manila Bulletin, 2020.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.