Blancaflor, M. (2020). Duterte vows EO to set drug price cap. IN Cover [column]. Manila Standard.
芝加哥风格引文Blancaflor, MJ. "Duterte Vows EO to Set Drug Price Cap. IN Cover [column]." Manila Standard 2020.
MLA引文Blancaflor, MJ. "Duterte Vows EO to Set Drug Price Cap. IN Cover [column]." Manila Standard, 2020.
警告：这些引文格式不一定是100％准确.