Lua APA (7ú heag.)

Sadongdong, M. A., & De Vera, A. (2021). PH gets add'l 37,800 doses of Sputnik V vaccines. Manila Bulletin.

Lua i Stíl Chicago (17ú heag.)

Sadongdong, Martin A., agus Analou De Vera. "PH Gets Add'l 37,800 Doses of Sputnik V Vaccines." Manila Bulletin 2021.

Lua MLA (9ú heag.)

Sadongdong, Martin A., agus Analou De Vera. "PH Gets Add'l 37,800 Doses of Sputnik V Vaccines." Manila Bulletin, 2021.

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