Rosario, B. R. (2021). Host countries' preference for Pfizer, J&J, Moderna, AstraZeneca worries OFWs. Manila Bulletin.
Cita Chicago (17th ed.)Rosario, Ben R. "Host Countries' Preference for Pfizer, J&J, Moderna, AstraZeneca Worries OFWs." Manila Bulletin 2021.
Cita MLA (9th ed.)Rosario, Ben R. "Host Countries' Preference for Pfizer, J&J, Moderna, AstraZeneca Worries OFWs." Manila Bulletin, 2021.
Atenció: Aquestes cites poden no estar 100% correctes.