Lua APA (7ú heag.)

Tulfo, E. T. (2020). Barangay officials directly liable for ECQ violations. IN Opinion [column]. Manila Standard.

Lua i Stíl Chicago (17ú heag.)

Tulfo, Erwin T. "Barangay Officials Directly Liable for ECQ Violations. IN Opinion [column]." Manila Standard 2020.

Lua MLA (9ú heag.)

Tulfo, Erwin T. "Barangay Officials Directly Liable for ECQ Violations. IN Opinion [column]." Manila Standard, 2020.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.