Hillstrom, L. C. (2009). The muckrakers and the Progressive Era. Omnigraphics, Inc..
芝加哥风格引文Hillstrom, Laurie Collier. The Muckrakers and the Progressive Era. Detroit, MI: Omnigraphics, Inc., 2009.
MLA引文Hillstrom, Laurie Collier. The Muckrakers and the Progressive Era. Omnigraphics, Inc., 2009.
警告：这些引文格式不一定是100％准确.