^ Life of George Bent: Written From His Letters, by George E. Hyde, edited by Savoie Lottinville, University of Oklahoma Press (1968), hardcover, 390 pages; trade paperback, 280 pages (March 1983), pp 214, 216, 239, 307. ISBN0-8061-1577-7, 978-0-8061-1577-1.
^The Battle of Beecher Island and the Indian War of 1867–1869, by John H. Monnett, University Press of Colorado (1992), pages 46 to 48. ISBN0-87081-347-1.
^John P. Williamson"An English-Dakota Dictionary "1902.
^GoodTracks, Jimm G. "Iowa, Otoe-Missouria Language Dictionary: English / Báxoje-Jiwére-Ñútˀačhi ~ Maʔúŋke. (Revised Edition)". Center for the Study of the Languages of the Plains and Southwest,2007.
^Ben Norton"Introduction to Wébaxu Ní -Decorative Alphabet for Omaha–Ponca"2019.
^Alan Corbiere"Symbolic,Cultural and Linguistic Meanings"
^Rosalyn R. LaPier"Blackfeet Vocabulary Terms for Items of Material Culture"2004.
^Douglas R. Parks, Janet Beltran, Ella P. Waters and Angela Plante"Advanced Arikara Language Lessons sáhniš wakuúnu„ Volume 2"2013.
^Andrew Cowell, with Alonzo Moss, Sr., William C'Hair, Wayne C'Hair Arapahoe Immersion School, and elders of the Northern Arapaho Tribe"Dictionary of the Arapaho Language"2012.