Mickelson, S. (1993). The Northern Pacific Railroad and the selling of the West: A nineteenth-century public relations venture. Center for Western Studies.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMickelson, Sig. The Northern Pacific Railroad and the Selling of the West: A Nineteenth-century Public Relations Venture. Sioux Falls, SD: Center for Western Studies, 1993.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMickelson, Sig. The Northern Pacific Railroad and the Selling of the West: A Nineteenth-century Public Relations Venture. Center for Western Studies, 1993.
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