Romero, P., Romero, A., Regalado, E., & Jaymalin, M. (2021). Red Cross in talks with Pfizer, AstraZeneca for vaccines. Philippine Star.
Chicago Style (17. basım) AtıfRomero, Paolo, Alexis Romero, Edith Regalado, ve Mayen Jaymalin. "Red Cross in Talks with Pfizer, AstraZeneca for Vaccines." Philippine Star 2021.
MLA (9th ed.) AtıfRomero, Paolo, et al. "Red Cross in Talks with Pfizer, AstraZeneca for Vaccines." Philippine Star, 2021.
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