Yap, T. Iloilo dam, bridges at risk from excessive quarrying. IN Visayas News. Manila Bulletin.
芝加哥风格引文Yap, Tara. "Iloilo Dam, Bridges at Risk from Excessive Quarrying. IN Visayas News." Manila Bulletin .
MLA引文Yap, Tara. "Iloilo Dam, Bridges at Risk from Excessive Quarrying. IN Visayas News." Manila Bulletin, .
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