APA (7e ed.) Bronvermelding

Sadongdong, M. A. (2021). Russian envoy assures supply of Sputnik vaccines for PH. Manila Bulletin.

Chicago (17e ed.) Bronvermelding

Sadongdong, Martin A. "Russian Envoy Assures Supply of Sputnik Vaccines for PH." Manila Bulletin 2021.

MLA (9e ed.) Bronvermelding

Sadongdong, Martin A. "Russian Envoy Assures Supply of Sputnik Vaccines for PH." Manila Bulletin, 2021.

Let op: Deze citaties zijn niet altijd 100% accuraat.