MLA
Dorsey, John M. Letters from John Dorsey (Near Wilmington, North Carolina) to Wife Jane - January 25, 1863 (Typescript). 1863. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 3, Folder 8. https://digital.library.emory.edu/purl/883xsj3vzm-cor.
APA, 6th edition
Dorsey, J. M. (1863). Letters from John Dorsey (Near Wilmington, North Carolina) to wife Jane - January 25, 1863 (typescript) (Box 3, Folder 8) [Letters (correspondence)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/883xsj3vzm-cor.
Chicago
Dorsey, John M. “Letters from John Dorsey (Near Wilmington, North Carolina) to Wife Jane - January 25, 1863 (Typescript).” Letters (correspondence). Civil War Collection, 1863. Box 3, Folder 8. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/883xsj3vzm-cor.