MLA
Kyle [Kiles]. Four-page diary in the form of a Letter written by Kyle [Kiles]. Kiles served in Company F of the 32nd Mississippi Infantry Regiment. The entries describe his Company's movements while retreating from Tennessee toward Atlanta - July 14, 1864. July 14, 1864. Civil War Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/337vmcvfrc-cor.
APA, 6th edition
Kyle [Kiles]. (July 14, 1864)[Four-page diary in the form of a Letter written by Kyle [Kiles]. Kiles served in Company F of the 32nd Mississippi Infantry Regiment. The entries describe his Company's movements while retreating from Tennessee toward Atlanta - July 14, 1864]. Civil War Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/337vmcvfrc-cor.
Chicago
Kyle [Kiles], Four-page diary in the form of a Letter written by Kyle [Kiles]. Kiles served in Company F of the 32nd Mississippi Infantry Regiment. The entries describe his Company's movements while retreating from Tennessee toward Atlanta - July 14, 1864, July 14, 1864, Civil War Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/337vmcvfrc-cor.