MLA
McWhirter, A. J. Letter from A. J. McWhirter (Kingston, Georgia) to Captain T. F. Jones, 16th Georgia Battalion - May 2, 1863 (Photocopy). 1863. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 5, Folder 13. https://digital.library.emory.edu/purl/201bk3jbnb-cor.
APA, 6th edition
McWhirter, A. J. (1863). Letter from A. J. McWhirter (Kingston, Georgia) to Captain T. F. Jones, 16th Georgia Battalion - May 2, 1863 (photocopy) (Box 5, Folder 13) [Letters (correspondence)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/201bk3jbnb-cor.
Chicago
McWhirter, A. J. “Letter from A. J. McWhirter (Kingston, Georgia) to Captain T. F. Jones, 16th Georgia Battalion - May 2, 1863 (Photocopy).” Letters (correspondence). Civil War Collection, 1863. Box 5, Folder 13. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/201bk3jbnb-cor.