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Additional literature

Joseph, Brian D., and Richard D. Janda, eds. (2003). The Handbook of Historical Linguistics. Blackwell Publishing Ltd.

Dorsey, James Owen (1885). Omaha sociology. Vol. 3. US Bureau of American Ethnology.

O'Shea, J. M. (1992). Archaeology and Ethnohistory of the Omaha Indians: The Big Village Site. U of Nebraska Press.

O'Shea, J. M., Ludwickson, J. (1989). Tonwontonga, The Big Village on Omaha Creek: A Study in Historic Omaha Archaeology and Ethnohistory.

Riggs, Stephen Return, and James Owen Dorsey (1893). Dakota Grammar: With Texts and Ethnography. Minnesota Historical Society Press.

Wedel, Mildred Mott (1974). Le Sueur and the Dakota Sioux. Aspects of Upper Great Lakes Anthropology, Papers in Honor of Lloyd A. Wilford: 157-71.