APA (7th ed.) Citation

Romero, A., Crisostomo, S., Felipe, C. S., & Porcalla, D. (2021). Duterte open to making vaccination mandatory. Philippine Star.

Chicago Style (17th ed.) Citation

Romero, Alexis, Sheila Crisostomo, Cecille Suerte Felipe, and Delon Porcalla. "Duterte Open to Making Vaccination Mandatory." Philippine Star 2021.

MLA (9th ed.) Citation

Romero, Alexis, et al. "Duterte Open to Making Vaccination Mandatory." Philippine Star, 2021.