MLA
Sabre Exercise, Instruction Card Used for Sword Practice - circa 1861. 1861. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 23, Folder 24. https://digital.library.emory.edu/purl/1504xgxfcw-cor.
APA, 6th edition
Sabre Exercise, instruction card used for sword practice - circa 1861 (Box 23, Folder 24). (1861). [Instructional materials]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/1504xgxfcw-cor.
Chicago
“Sabre Exercise, Instruction Card Used for Sword Practice - circa 1861.” Instructional materials. Civil War Collection, 1861. Box 23, Folder 24. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/1504xgxfcw-cor.