MLA
Heriot, C. H. Testimony Written by C. H. Heriot, Whose Father Was Major B. D. Heriot, Certifying That B. D. Heriot Owned a Plantation near St. Augustine Known as the Richmond Plantation, Which Was Destroyed in the Second Seminole War in 1835 (Typescript). 1845. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 9, Folder 49. https://digital.library.emory.edu/purl/99351c5c2m-cor.
APA, 6th edition
Heriot, C. H. (1845). Testimony written by C. H. Heriot, whose father was Major B. D. Heriot, certifying that B. D. Heriot owned a plantation near St. Augustine known as the Richmond Plantation, which was destroyed in the Second Seminole War in 1835 (typescript) (Box 9, Folder 49) [Testimonies]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/99351c5c2m-cor.
Chicago
Heriot, C. H. “Testimony Written by C. H. Heriot, Whose Father Was Major B. D. Heriot, Certifying That B. D. Heriot Owned a Plantation near St. Augustine Known as the Richmond Plantation, Which Was Destroyed in the Second Seminole War in 1835 (Typescript).” Testimonies. Civil War Collection, 1845. Box 9, Folder 49. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/99351c5c2m-cor.