Langit, R. B. (1997). Firms violate rights of Cavite export zone workers - study. Manila Times.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLangit, Richel B. "Firms Violate Rights of Cavite Export Zone Workers - Study." Manila Times 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLangit, Richel B. "Firms Violate Rights of Cavite Export Zone Workers - Study." Manila Times, 1997.
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