APA引文

Tulfo, R. . T. (2020). Covid-19 vaccine before yearend – Digong. Manila Times.

Chicago Style (17th ed.) Citation

Tulfo, Ramon T. "Covid-19 Vaccine Before Yearend – Digong." Manila Times 2020.

MLA引文

Tulfo, Ramon T. "Covid-19 Vaccine Before Yearend – Digong." Manila Times, 2020.

警告：這些引文格式不一定是100％准確.