MLA
Rabb, Hezekiah. Letter from Hezekiah Rabb (near Chickamauga, Tennessee) to His Wife. Rabb Served in Company E of the 33rd Alabama Infantry Regiment - October 9, 1863 (Typescript). 1863. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 5, Folder 53. https://digital.library.emory.edu/purl/9010p2nhhv-cor.
APA, 6th edition
Rabb, H. (1863). Letter from Hezekiah Rabb (near Chickamauga, Tennessee) to his wife. Rabb served in Company E of the 33rd Alabama Infantry Regiment - October 9, 1863 (typescript) (Box 5, Folder 53) [Letters (correspondence)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9010p2nhhv-cor.
Chicago
Rabb, Hezekiah. “Letter from Hezekiah Rabb (near Chickamauga, Tennessee) to His Wife. Rabb Served in Company E of the 33rd Alabama Infantry Regiment - October 9, 1863 (Typescript).” Letters (correspondence). Civil War Collection, 1863. Box 5, Folder 53. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9010p2nhhv-cor.