Yap, R. C. (2003). Global warming, more dangerous than terrorism. IN Commentary [column]. Philippine Daily Inquirer.
芝加哥风格引文Yap, Roberto C. "Global Warming, More Dangerous than Terrorism. IN Commentary [column]." Philippine Daily Inquirer 2003.
MLA引文Yap, Roberto C. "Global Warming, More Dangerous than Terrorism. IN Commentary [column]." Philippine Daily Inquirer, 2003.
警告：这些引文格式不一定是100％准确.