Witgen, M. J. (2012). An infinity of nations: How the native New World shaped early North America. University of Pennsylvania Press.
芝加哥风格引文Witgen, Michael J. An Infinity of Nations: How the Native New World Shaped Early North America. Philadelphia: University of Pennsylvania Press, 2012.
MLA引文Witgen, Michael J. An Infinity of Nations: How the Native New World Shaped Early North America. University of Pennsylvania Press, 2012.
警告：这些引文格式不一定是100％准确.