Pedrajas, J. A. B. (2022). Covid vaccines saved 20 M lives in first year - study. Manila Bulletin.
Cita Chicago (17th ed.)Pedrajas, Joseph Almer B. "Covid Vaccines Saved 20 M Lives in First Year - Study." Manila Bulletin 2022.
Cita MLA (9th ed.)Pedrajas, Joseph Almer B. "Covid Vaccines Saved 20 M Lives in First Year - Study." Manila Bulletin, 2022.
Atenció: Aquestes cites poden no estar 100% correctes.