APA-referens (7:e uppl.)

Romero, P., Porcalla, D., Dumlao, A., & Macairan, E. (2023). Senators to PNP: Stop open season on killings. Philippine Star.

Chicago-referens (17:e uppl.)

Romero, Paolo, Delon Porcalla, Artemio Dumlao, och Evelyn Macairan. "Senators to PNP: Stop Open Season on Killings." Philippine Star 2023.

MLA-referens (9:e uppl.)

Romero, Paolo, et al. "Senators to PNP: Stop Open Season on Killings." Philippine Star, 2023.