Espinosa, A. B. (1997). Ecozones of prosperity springing up everywhere. Philippine Daily Inquirer.
Chicagoスタイル(17版)引用形式Espinosa, Aries B. "Ecozones of Prosperity Springing Up Everywhere." Philippine Daily Inquirer 1997.
MLA(9版)引用形式Espinosa, Aries B. "Ecozones of Prosperity Springing Up Everywhere." Philippine Daily Inquirer, 1997.
警告: この引用は必ずしも正確ではありません.