Yap, T. DENR warns against pollution from firecrackers. Manila Bulletin.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रYap, Tara. "DENR Warns Against Pollution from Firecrackers." Manila Bulletin .
एमएलए (9वां संस्करण) प्रशस्ति पत्रYap, Tara. "DENR Warns Against Pollution from Firecrackers." Manila Bulletin, .
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