Museum of the Plains Indian and Crafts Center (U.S.), United States. Bureau of Indian Affairs. Blackfeet Agency, & West, H. B. (1964). Meriwether Lewis in Blackfeet country.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMuseum of the Plains Indian and Crafts Center (U.S.), United States. Bureau of Indian Affairs. Blackfeet Agency, और Helen B. West. Meriwether Lewis in Blackfeet Country. Browning, 1964.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMuseum of the Plains Indian and Crafts Center (U.S.), et al. Meriwether Lewis in Blackfeet Country. 1964.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.