Sadongdong, M. A. (2021). 'Doses of hope': PH signs tripartite deal for 20 M Moderna vaccines. Manila Bulletin.
芝加哥风格引文Sadongdong, Martin A. "'Doses of Hope': PH Signs Tripartite Deal for 20 M Moderna Vaccines." Manila Bulletin 2021.
MLA引文Sadongdong, Martin A. "'Doses of Hope': PH Signs Tripartite Deal for 20 M Moderna Vaccines." Manila Bulletin, 2021.
警告：这些引文格式不一定是100％准确.