Sadongdong, M. A. (2021). Ready for COVID-19 booster? Vaccine recipients now allowed to choose brand for third dose. Manila Bulletin.
Cita Chicago Style (17a ed.)Sadongdong, Martin A. "Ready for COVID-19 Booster? Vaccine Recipients Now Allowed to Choose Brand for Third Dose." Manila Bulletin 2021.
Cita MLA (9a ed.)Sadongdong, Martin A. "Ready for COVID-19 Booster? Vaccine Recipients Now Allowed to Choose Brand for Third Dose." Manila Bulletin, 2021.
Precaución: Estas citas no son 100% exactas.