Duiker, W. J., & Spielvogel, J. J. (2004). World history (4th ed.). Thomson/Wadsworth.
芝加哥风格引文Duiker, William J., 与 Jackson J. Spielvogel. World History. 4th ed. Belmont, CA: Thomson/Wadsworth, 2004.
MLA引文Duiker, William J., 与 Jackson J. Spielvogel. World History. 4th ed. Thomson/Wadsworth, 2004.
警告：这些引文格式不一定是100％准确.