Ellis, E. G., & Esler, A. (1997). World history: Connections to today. Prentice Hall.
Chicago Style (17. basım) AtıfEllis, Elisabeth Gaynor, ve Anthony Esler. World History: Connections to Today. Upper Saddle River, N.J.: Prentice Hall, 1997.
MLA (8th ed.) AtıfEllis, Elisabeth Gaynor, ve Anthony Esler. World History: Connections to Today. Prentice Hall, 1997.
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