Lua APA (7ú heag.)

Tulfo, E. T. (2020). The last thing we need. IN Opinion [column]. Manila Standard.

Lua i Stíl Chicago (17ú heag.)

Tulfo, Erwin T. "The Last Thing We Need. IN Opinion [column]." Manila Standard 2020.

Lua MLA (9ú heag.)

Tulfo, Erwin T. "The Last Thing We Need. IN Opinion [column]." Manila Standard, 2020.

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