Kabiling, G. D., & Leyco, C. S. (2020). PH ready to buy P20-B anti-COVID vaccines. Manila Bulletin.
Chicagoスタイル(17版)引用形式Kabiling, Genalyn D., , Chino S. Leyco. "PH Ready to Buy P20-B Anti-COVID Vaccines." Manila Bulletin 2020.
MLA(9版)引用形式Kabiling, Genalyn D., , Chino S. Leyco. "PH Ready to Buy P20-B Anti-COVID Vaccines." Manila Bulletin, 2020.
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