Tiangco, M. K. S. (2021). Manila begins vaccinating senior citizens against COVID-19. Manila Bulletin.
Citazione stile Chigago Style (17a edizione)Tiangco, Minka Klaudia S. "Manila Begins Vaccinating Senior Citizens Against COVID-19." Manila Bulletin 2021.
Citatione MLA (9a ed.)Tiangco, Minka Klaudia S. "Manila Begins Vaccinating Senior Citizens Against COVID-19." Manila Bulletin, 2021.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.