Palangchao, H. (2003). Lepanto mining firm workers stage strike, cripple operations. Manila Times.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPalangchao, Harley. "Lepanto Mining Firm Workers Stage Strike, Cripple Operations." Manila Times 2003.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPalangchao, Harley. "Lepanto Mining Firm Workers Stage Strike, Cripple Operations." Manila Times, 2003.
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