References

Berlo, Janet Catherine, ed. 1996. Plains Indian Drawings 1865-1935: Pages From A Visual History. The American Federation of Arts and The Drawing Center. New York: Harry N. Abrams, Incorporated.

Frank, Ross. 2005. Plains Indian Ledger Art. Electronic document, www.plainsledgerart.org.

Neihardt, John G. 1961. Black Elk Speaks: Being the Life Story of a Holy Man of the Oglala Sioux. Lincoln, Nebraska: University of Nebraska Press.

Ostler, Jeffrey. 2004. The Plains Sioux and U.S. Colonialism from Lewis and Clark to Wounded Knee. New York: Cambridge University Press.

www.woundedkneemuseum.org