Ellis, E. G., & Esler, A. (1997). World history: Connections to today. Prentice Hall.
芝加哥风格引文Ellis, Elisabeth Gaynor, 与 Anthony Esler. World History: Connections to Today. Upper Saddle River, N.J.: Prentice Hall, 1997.
MLA引文Ellis, Elisabeth Gaynor, 与 Anthony Esler. World History: Connections to Today. Prentice Hall, 1997.
警告：这些引文格式不一定是100％准确.