Flores, H. (2012). Color-coded alerts to be implemented nationwide. Philippine Star.
Cita Chicago (17th ed.)Flores, Helen. "Color-coded Alerts to Be Implemented Nationwide." Philippine Star 2012.
Cita MLA (9th ed.)Flores, Helen. "Color-coded Alerts to Be Implemented Nationwide." Philippine Star, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.