Contreras, V. (1999). Study finds up biased against poor. Philippine Daily Inquirer.
Chicago Style (17. basım) AtıfContreras, Voltaire. "Study Finds Up Biased Against Poor." Philippine Daily Inquirer 1999.
MLA (9th ed.) AtıfContreras, Voltaire. "Study Finds Up Biased Against Poor." Philippine Daily Inquirer, 1999.
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