Caraballo, M. U. (2012). Govt alert on oil price changes. Manila Times.
芝加哥风格引文Caraballo, Mayvelin U. "Govt Alert on Oil Price Changes." Manila Times 2012.
MLA引文Caraballo, Mayvelin U. "Govt Alert on Oil Price Changes." Manila Times, 2012.
警告：这些引文格式不一定是100％准确.