MLA
Military Pass Issued to Gustavus A. Schneidan from the Provost Marshal's Office in New Orleans, Louisiana. 1865. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 6, Folder 14. https://digital.library.emory.edu/purl/989r22815n-cor.
APA, 6th edition
Military Pass issued to Gustavus A. Schneidan from the Provost Marshal's Office in New Orleans, Louisiana (Box 6, Folder 14). (1865). [Military passes]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/989r22815n-cor.
Chicago
“Military Pass Issued to Gustavus A. Schneidan from the Provost Marshal's Office in New Orleans, Louisiana.” Military passes. Civil War Collection, 1865. Box 6, Folder 14. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/989r22815n-cor.