APA引文

(2021). Over 1 B COVID-19 vaccine doses administered globally. Philippine Star.

芝加哥风格引文

"Over 1 B COVID-19 Vaccine Doses Administered Globally." Philippine Star 2021.

MLA引文

"Over 1 B COVID-19 Vaccine Doses Administered Globally." Philippine Star, 2021.

警告：这些引文格式不一定是100％准确.