Laut, A. C. (1926). The blazed trail of the old frontier: Being the log of the Upper Missouri historical expedition under the auspices of the governors & historical associations of Minnesota, North and South Dakota and Montana for 1925. R. M. McBride.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLaut, Agnes C. The Blazed Trail of the Old Frontier: Being the Log of the Upper Missouri Historical Expedition Under the Auspices of the Governors & Historical Associations of Minnesota, North and South Dakota and Montana for 1925. New York: R. M. McBride, 1926.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLaut, Agnes C. The Blazed Trail of the Old Frontier: Being the Log of the Upper Missouri Historical Expedition Under the Auspices of the Governors & Historical Associations of Minnesota, North and South Dakota and Montana for 1925. R. M. McBride, 1926.