MLA
Gardiner, William. Incidents of Cavalry Experiences during General Pope's Campaign. S.S. Rider, 1883. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/156zw3r66v-cor.
APA, 6th edition
Gardiner, W. (1883). Incidents of cavalry experiences during General Pope's campaign. S.S. Rider; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/156zw3r66v-cor.
Chicago
Gardiner, William. “Incidents of Cavalry Experiences during General Pope's Campaign.” Regimental Histories. Providence: S.S. Rider, 1883. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/156zw3r66v-cor.