Mendoza, . R. (2020). Manufacturers assure safe Covid-19 vaccine. Manila Times.
芝加哥风格引文Mendoza, Red. "Manufacturers Assure Safe Covid-19 Vaccine." Manila Times 2020.
MLA引文Mendoza, Red. "Manufacturers Assure Safe Covid-19 Vaccine." Manila Times, 2020.
警告：这些引文格式不一定是100％准确.