Vergara, A. Y. (1999). The elderly's silver lining. Philippine Daily Inquirer.
Chicagoスタイル(17版)引用形式Vergara, Alex Y. "The Elderly's Silver Lining." Philippine Daily Inquirer 1999.
MLA(9版)引用形式Vergara, Alex Y. "The Elderly's Silver Lining." Philippine Daily Inquirer, 1999.
警告: この引用は必ずしも正確ではありません.