Bloomberg. (2021). COVID survivors may require just one shot of a two-dose vaccine. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBloomberg. "COVID Survivors May Require Just One Shot of a Two-dose Vaccine." Manila Bulletin 2021.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBloomberg. "COVID Survivors May Require Just One Shot of a Two-dose Vaccine." Manila Bulletin, 2021.
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