United States. Congress. Senate. Select Committee on Affairs in Indian Territory, Hitchcock, E. A., & Clark, C. D. (1907). Statement of Hon. Ethan Allen Hitchcock, Secretary of the Interior: December 14 and 19, 1906, and January 9, 1907. Government Printing Office.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)United States. Congress. Senate. Select Committee on Affairs in Indian Territory, Ethan Allen Hitchcock, và Clarence D. Clark. Statement of Hon. Ethan Allen Hitchcock, Secretary of the Interior: December 14 and 19, 1906, and January 9, 1907. Washington: Government Printing Office, 1907.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)United States. Congress. Senate. Select Committee on Affairs in Indian Territory, et al. Statement of Hon. Ethan Allen Hitchcock, Secretary of the Interior: December 14 and 19, 1906, and January 9, 1907. Government Printing Office, 1907.