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Lua i Stíl Chicago (17ú heag.)Lee-Brago, Pia, agus Jan Victor R. Mateo. "Duterte Leaves Shameful Legacy of Squandering Arbitral Award." Philippine Star 2021.
Lua MLA (9ú heag.)Lee-Brago, Pia, agus Jan Victor R. Mateo. "Duterte Leaves Shameful Legacy of Squandering Arbitral Award." Philippine Star, 2021.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.