Contreras, V. (1999). Study finds up biased against poor. Philippine Daily Inquirer.
Chicagoスタイル(17版)引用形式Contreras, Voltaire. "Study Finds Up Biased Against Poor." Philippine Daily Inquirer 1999.
MLA(9版)引用形式Contreras, Voltaire. "Study Finds Up Biased Against Poor." Philippine Daily Inquirer, 1999.
警告: この引用は必ずしも正確ではありません.