MLA
Permission from Provost Marshal's Office to George W. Martin to Purchase Materials for Two Months up to Fifty Dollars in Gallatin, Tennessee. 1863. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 4, Folder 60. https://digital.library.emory.edu/purl/228ncjszk9-cor.
APA, 6th edition
Permission from Provost Marshal's Office to George W. Martin to purchase materials for two months up to fifty dollars in Gallatin, Tennessee (Box 4, Folder 60). (1863). [Permissions]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/228ncjszk9-cor.
Chicago
“Permission from Provost Marshal's Office to George W. Martin to Purchase Materials for Two Months up to Fifty Dollars in Gallatin, Tennessee.” Permissions. Civil War Collection, 1863. Box 4, Folder 60. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/228ncjszk9-cor.