Sadongdong, M. A. (2021). PH hits milestone with 4M vaccine doses administered nationwide. Manila Bulletin.
Chicagoスタイル(17版)引用形式Sadongdong, Martin A. "PH Hits Milestone with 4M Vaccine Doses Administered Nationwide." Manila Bulletin 2021.
MLA(9版)引用形式Sadongdong, Martin A. "PH Hits Milestone with 4M Vaccine Doses Administered Nationwide." Manila Bulletin, 2021.
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