(2020). Hopes up as 8 COVID-19 vaccines undergo trials. IN Editorial [column]. Manila Bulletin.
Chicago (17e ed.) Bronvermelding"Hopes Up as 8 COVID-19 Vaccines Undergo Trials. IN Editorial [column]." Manila Bulletin 2020.
MLA (9e ed.) Bronvermelding"Hopes Up as 8 COVID-19 Vaccines Undergo Trials. IN Editorial [column]." Manila Bulletin, 2020.
Let op: Deze citaties zijn niet altijd 100% accuraat.