Antonio, R. F. (2021). 'A great loss to PH': Singapore PM hails Aquino for his illustrious public service. Manila Bulletin.
Chicago-referens (17:e uppl.)Antonio, Raymund F. "'A Great Loss to PH': Singapore PM Hails Aquino for His Illustrious Public Service." Manila Bulletin 2021.
MLA-referens (9:e uppl.)Antonio, Raymund F. "'A Great Loss to PH': Singapore PM Hails Aquino for His Illustrious Public Service." Manila Bulletin, 2021.
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