MLA
McTier, John H. Letter from John H. McTier [near Atlanta], to His Wife and Children. McTier Served in the 41st Georgia Infantry Regiment - August 24, 1864 (Photocopy)ﾠ. 1864. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 5, Folder 12. https://digital.library.emory.edu/purl/764gmsbdfr-cor.
APA, 6th edition
McTier, J. H. (1864). Letter from John H. McTier [near Atlanta], to his wife and children. McTier served in the 41st Georgia Infantry Regiment - August 24, 1864 (photocopy)ﾠ (Box 5, Folder 12) [Letters (correspondence)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/764gmsbdfr-cor.
Chicago
McTier, John H. “Letter from John H. McTier [near Atlanta], to His Wife and Children. McTier Served in the 41st Georgia Infantry Regiment - August 24, 1864 (Photocopy)ﾠ.” Letters (correspondence). Civil War Collection, 1864. Box 5, Folder 12. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/764gmsbdfr-cor.