United States. Office of Indian Affairs, United States. Office of Indian Affairs. Iowa Agency, & United States. National Archives and Records Service. (2010). Letters received by the Office of Indian Affairs, 1824-81. National Archives and Records Administration.
Chicago Style (17th ed.) CitationUnited States. Office of Indian Affairs, United States. Office of Indian Affairs. Iowa Agency, and United States. National Archives and Records Service. Letters Received by the Office of Indian Affairs, 1824-81. [Washington, D.C.]: National Archives and Records Administration, 2010.
MLA (9th ed.) CitationUnited States. Office of Indian Affairs, et al. Letters Received by the Office of Indian Affairs, 1824-81. National Archives and Records Administration, 2010.
Warning: These citations may not always be 100% accurate.