Lazaro, F. G. (2020). Ilocos Sur reports 1st COVID-19 positive patient. Manila Bulletin.
Cita Chicago (17th ed.)Lazaro, Freddie G. "Ilocos Sur Reports 1st COVID-19 Positive Patient." Manila Bulletin 2020.
Cita MLA (9th ed.)Lazaro, Freddie G. "Ilocos Sur Reports 1st COVID-19 Positive Patient." Manila Bulletin, 2020.
Atenció: Aquestes cites poden no estar 100% correctes.