Yap, D. (2009). Maria Ejercito: Gentle creature but tough as steel. Philippine Daily Inquirer.
Chicagoスタイル(17版)引用形式Yap, DJ. "Maria Ejercito: Gentle Creature but Tough as Steel." Philippine Daily Inquirer 2009.
MLA(9版)引用形式Yap, DJ. "Maria Ejercito: Gentle Creature but Tough as Steel." Philippine Daily Inquirer, 2009.
警告: この引用は必ずしも正確ではありません.