Ballard, C. L. (2010). Michigan's economic future: A new look. Michigan State University Press.
芝加哥风格引文Ballard, Charles L. Michigan's Economic Future: A New Look. East Lansing: Michigan State University Press, 2010.
MLA引文Ballard, Charles L. Michigan's Economic Future: A New Look. Michigan State University Press, 2010.
警告：这些引文格式不一定是100％准确.