APA (7. basım) Alıntı

Gonzales, E. (2020). Why it takes time to produce a COVID-19 Vaccine. Manila Bulletin.

Chicago Style (17. basım) Atıf

Gonzales, Eduardo. "Why It Takes Time to Produce a COVID-19 Vaccine." Manila Bulletin 2020.

MLA (9th ed.) Atıf

Gonzales, Eduardo. "Why It Takes Time to Produce a COVID-19 Vaccine." Manila Bulletin, 2020.