APA(7版)引用形式

Ocampo, Y. D. Davao river to be filtered with water plants. IN Environment News. Manila Bulletin.

Chicagoスタイル(17版)引用形式

Ocampo, Yas D. "Davao River to Be Filtered with Water Plants. IN Environment News." Manila Bulletin .

MLA(9版)引用形式

Ocampo, Yas D. "Davao River to Be Filtered with Water Plants. IN Environment News." Manila Bulletin, .

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