Silverio, I. A. R. (2014). Culture of impunity: Notes on the Ampatuan massacre (first of two parts). Philippine Graphic.
Chicagoスタイル(17版)引用形式Silverio, Ina Alleco R. "Culture of Impunity: Notes on the Ampatuan Massacre (first of Two Parts)." Philippine Graphic 2014.
MLA(9版)引用形式Silverio, Ina Alleco R. "Culture of Impunity: Notes on the Ampatuan Massacre (first of Two Parts)." Philippine Graphic, 2014.
警告: この引用は必ずしも正確ではありません.