Paul Finkelman and Donald R. Kennon. Congress and the Emergence of Sectionalism (англ.). — Ohio University Press[англ.], 2008. — P. 15,141,254.
Walter, Williams.Three Efforts at Development among the Choctaws of Mississippi // Southeastern Indians: Since the Removal Era (англ.). — Athens, Georgia: University of Georgia Press[англ.], 1979.