Aben, E. L. (2016). Improved ties with US seen: Duterte expresses optimism he'll get along well with Trump. Manila Bulletin.
Chicago-viite (17. p.)Aben, Elena L. "Improved Ties with US Seen: Duterte Expresses Optimism He'll Get Along Well with Trump." Manila Bulletin 2016.
MLA-viite (9. p.)Aben, Elena L. "Improved Ties with US Seen: Duterte Expresses Optimism He'll Get Along Well with Trump." Manila Bulletin, 2016.
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