De Vera, A. (2020). Over 187, 000 COVID cases recorded in PH. Manila Bulletin.
芝加哥风格引文De Vera, Analou. "Over 187, 000 COVID Cases Recorded in PH." Manila Bulletin 2020.
MLA引文De Vera, Analou. "Over 187, 000 COVID Cases Recorded in PH." Manila Bulletin, 2020.
警告：这些引文格式不一定是100％准确.