Santos, J. (2021). Ex-president Estrada diagnosed with 'superimposed bacterial lung infection'. Manila Bulletin.
Cita Chicago (17th ed.)Santos, Jel. "Ex-president Estrada Diagnosed with 'Superimposed Bacterial Lung Infection'." Manila Bulletin 2021.
Cita MLA (9th ed.)Santos, Jel. "Ex-president Estrada Diagnosed with 'Superimposed Bacterial Lung Infection'." Manila Bulletin, 2021.
Atenció: Aquestes cites poden no estar 100% correctes.