Nitorreda, A. E. (1999). The lessons of history. Philippine Graphic.
Chicagoスタイル(17版)引用形式Nitorreda, Augusto E. "The Lessons of History." Philippine Graphic 1999.
MLA(9版)引用形式Nitorreda, Augusto E. "The Lessons of History." Philippine Graphic, 1999.
警告: この引用は必ずしも正確ではありません.