SPIELVOGEL, J. J. (2006). World history journey across time. McGraw-Hill.
芝加哥风格引文SPIELVOGEL, Jackson J. World History Journey Across Time. McGraw-Hill, 2006.
MLA引文SPIELVOGEL, Jackson J. World History Journey Across Time. McGraw-Hill, 2006.
警告：这些引文格式不一定是100％准确.