APA (7 वां संस्करण) प्रशस्ति पत्र

Crisostomo, S., Romero, A., & Ramirez, R. (2021). DOH says booster shot for Sinovac still being studied. Philippine Star.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Crisostomo, Sheila, Alexis Romero, और Robertzon Ramirez. "DOH Says Booster Shot for Sinovac Still Being Studied." Philippine Star 2021.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Crisostomo, Sheila, et al. "DOH Says Booster Shot for Sinovac Still Being Studied." Philippine Star, 2021.