Lee-Brago, P. (2020). 2019 second hottest year on record - WMO. Philippine Star.
Cita Chicago (17th ed.)Lee-Brago, Pia. "2019 Second Hottest Year on Record - WMO." Philippine Star 2020.
Cita MLA (9th ed.)Lee-Brago, Pia. "2019 Second Hottest Year on Record - WMO." Philippine Star, 2020.
Atenció: Aquestes cites poden no estar 100% correctes.