United States. Office of Indian Affairs. (1963). Letters sent by the Office of Indian Affairs, 1824-1881. National Archives.
Chicago-viite (17. p.)United States. Office of Indian Affairs. Letters Sent by the Office of Indian Affairs, 1824-1881. Washington: National Archives, 1963.
MLA-viite (8. p.)United States. Office of Indian Affairs. Letters Sent by the Office of Indian Affairs, 1824-1881. National Archives, 1963.
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