MLA
Cornwell, Bessie Reese. Diary Kept by Bessie Reese Cornwell (Hillsboro, Jasper County, Georgia). The Narrative Begins in July of 1864 and Extends to Late 1864 When Sherman's Army Passed Through. 1864. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 2, Folder 38. https://digital.library.emory.edu/purl/269m37pwnh-cor.
APA, 6th edition
Cornwell, B. R. (1864). Diary kept by Bessie Reese Cornwell (Hillsboro, Jasper County, Georgia). The narrative begins in July of 1864 and extends to late 1864 when Sherman's army passed through (Box 2, Folder 38) [Diaries]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/269m37pwnh-cor.
Chicago
Cornwell, Bessie Reese. “Diary Kept by Bessie Reese Cornwell (Hillsboro, Jasper County, Georgia). The Narrative Begins in July of 1864 and Extends to Late 1864 When Sherman's Army Passed Through.” Diaries. Civil War Collection, 1864. Box 2, Folder 38. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/269m37pwnh-cor.