De Vera, A. (2021). Pregnant women now included in vaccination priority list. Manila Bulletin.
芝加哥风格引文De Vera, Analou. "Pregnant Women Now Included in Vaccination Priority List." Manila Bulletin 2021.
MLA引文De Vera, Analou. "Pregnant Women Now Included in Vaccination Priority List." Manila Bulletin, 2021.
警告：这些引文格式不一定是100％准确.