Space, R. S. (1970). The Lolo Trail: A history of events connected with the Lolo Trail since Lewis and Clark. printed by Printcraft Printing Inc..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSpace, Ralph S. The Lolo Trail: A History of Events Connected with the Lolo Trail Since Lewis and Clark. Lewiston, Idaho: printed by Printcraft Printing Inc., 1970.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSpace, Ralph S. The Lolo Trail: A History of Events Connected with the Lolo Trail Since Lewis and Clark. printed by Printcraft Printing Inc., 1970.
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