Mendoza, . R. (2020). PH approves Janssen vaccine clinical trials. Manila Times.
Cita Chicago (17th ed.)Mendoza, Red. "PH Approves Janssen Vaccine Clinical Trials." Manila Times 2020.
Cita MLA (9th ed.)Mendoza, Red. "PH Approves Janssen Vaccine Clinical Trials." Manila Times, 2020.
Atenció: Aquestes cites poden no estar 100% correctes.