APA (7. basım) Alıntı

Calayag, K. (2021). Sinovac vaccines here end of February – Palace. Manila Times.

Chicago Style (17. basım) Atıf

Calayag, Keith. "Sinovac Vaccines Here End of February – Palace." Manila Times 2021.

MLA (9th ed.) Atıf

Calayag, Keith. "Sinovac Vaccines Here End of February – Palace." Manila Times, 2021.