Sadongdong, M. A. (2021). Ready for COVID-19 booster? Vaccine recipients now allowed to choose brand for third dose. Manila Bulletin.
Cita Chicago (17th ed.)Sadongdong, Martin A. "Ready for COVID-19 Booster? Vaccine Recipients Now Allowed to Choose Brand for Third Dose." Manila Bulletin 2021.
Cita MLA (9th ed.)Sadongdong, Martin A. "Ready for COVID-19 Booster? Vaccine Recipients Now Allowed to Choose Brand for Third Dose." Manila Bulletin, 2021.
Atenció: Aquestes cites poden no estar 100% correctes.