MLA
Jolley, Clyde W. Letter Written by Clyde W. Jolley Regarding the Donation of Letters Written by William J. Brandon to Emory Library Special Collections - August 2, 1977. 1977. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 1, Folder 34. https://digital.library.emory.edu/purl/170msbcd11-cor.
APA, 6th edition
Jolley, C. W. (1977). Letter written by Clyde W. Jolley regarding the donation of letters written by William J. Brandon to Emory Library Special Collections - August 2, 1977 (Box 1, Folder 34) [Letters (correspondence)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/170msbcd11-cor.
Chicago
Jolley, Clyde W. “Letter Written by Clyde W. Jolley Regarding the Donation of Letters Written by William J. Brandon to Emory Library Special Collections - August 2, 1977.” Letters (correspondence). Civil War Collection, 1977. Box 1, Folder 34. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/170msbcd11-cor.