Mendez, C., & Lee-Brago, P. (2021). IATF eases quarantine, swab rules for vaccinated travelers. Philippine Star.
Chicago-viite (17. p.)Mendez, Christina, ja Pia Lee-Brago. "IATF Eases Quarantine, Swab Rules for Vaccinated Travelers." Philippine Star 2021.
MLA-viite (9. p.)Mendez, Christina, ja Pia Lee-Brago. "IATF Eases Quarantine, Swab Rules for Vaccinated Travelers." Philippine Star, 2021.
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