Lua APA (7ú heag.)

Villamonte, A. (1992). Conduct direct OSR polls. Philippine Collegian.

Lua i Stíl Chicago (17ú heag.)

Villamonte, Armin. "Conduct Direct OSR Polls." Philippine Collegian 1992.

Lua MLA (9ú heag.)

Villamonte, Armin. "Conduct Direct OSR Polls." Philippine Collegian, 1992.

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