MLA
Conference., Negro Baptist Ministers'. Envelope for the Negro Baptist Ministers' Conference. 1893. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 1, Folder 5. https://digital.library.emory.edu/purl/361rfj6rq7-cor.
APA, 6th edition
Conference., N. B. M. (1893). Envelope for the Negro Baptist Ministers' Conference (Box 1, Folder 5) [Letters (correspondence)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/361rfj6rq7-cor.
Chicago
Conference., Negro Baptist Ministers'. “Envelope for the Negro Baptist Ministers' Conference.” Letters (correspondence). William H. Scott Family Papers, 1848-1982, 1893. Box 1, Folder 5. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/361rfj6rq7-cor.