Mallari, P. G. S. (2010). The challenge of historical documentation. Manila Times.
芝加哥风格引文Mallari, Perry Gil S. "The Challenge of Historical Documentation." Manila Times 2010.
MLA引文Mallari, Perry Gil S. "The Challenge of Historical Documentation." Manila Times, 2010.
警告：这些引文格式不一定是100％准确.