Mariano, N. (2019). Duterte still behind push for federalism - Palace. IN News [column]. Manila Standard.
Lua i Stíl Chicago (17ú heag.)Mariano, Nat. "Duterte Still Behind Push for Federalism - Palace. IN News [column]." Manila Standard 2019.
Lua MLA (9ú heag.)Mariano, Nat. "Duterte Still Behind Push for Federalism - Palace. IN News [column]." Manila Standard, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.