Schiller, B. R. (2011). Essentials of economics (9th ed.). McGraw-Hill/Irwin.
芝加哥风格引文Schiller, Bradley R. Essentials of Economics. 9th ed. Boston: McGraw-Hill/Irwin, 2011.
MLA引文Schiller, Bradley R. Essentials of Economics. 9th ed. McGraw-Hill/Irwin, 2011.
警告：这些引文格式不一定是100％准确.