Thwaites, R. G. (1971). Newly discovered personal records of Lewis & Clark. Shorey Book Store.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रThwaites, Reuben Gold. Newly Discovered Personal Records of Lewis & Clark. Seattle: Shorey Book Store, 1971.
एमएलए (8वां संस्करण) प्रशस्ति पत्रThwaites, Reuben Gold. Newly Discovered Personal Records of Lewis & Clark. Shorey Book Store, 1971.
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