Geducos, A. C. B., & Agence France-Presse. (2020). Duterte approves emergency use of COVID-19 vaccines; Pfizer vaccine 95% effective in final test. Manila Bulletin.
Cita Chicago (17th ed.)Geducos, Argyll Cyrus B., i Agence France-Presse. "Duterte Approves Emergency Use of COVID-19 Vaccines; Pfizer Vaccine 95% Effective in Final Test." Manila Bulletin 2020.
Cita MLA (9th ed.)Geducos, Argyll Cyrus B., i Agence France-Presse. "Duterte Approves Emergency Use of COVID-19 Vaccines; Pfizer Vaccine 95% Effective in Final Test." Manila Bulletin, 2020.
Atenció: Aquestes cites poden no estar 100% correctes.