Stone, G. W. (2012). Core economics (Second edition.). Worth Pubishers.
芝加哥风格引文Stone, Gerald W. Core Economics. Second edition. New York, NY: Worth Pubishers, 2012.
MLA引文Stone, Gerald W. Core Economics. Second edition. Worth Pubishers, 2012.
警告：这些引文格式不一定是100％准确.