MLA
Bond Certificate for Four Thousand Dollars Issued to John B. Nichols, Signed by John W. Duncan. 1863. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 5, Folder 38. https://digital.library.emory.edu/purl/8773tx96xf-cor.
APA, 6th edition
Bond certificate for four thousand dollars issued to John B. Nichols, signed by John W. Duncan (Box 5, Folder 38). (1863). [Bonds (negotiable instruments)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/8773tx96xf-cor.
Chicago
“Bond Certificate for Four Thousand Dollars Issued to John B. Nichols, Signed by John W. Duncan.” Bonds (negotiable instruments). Civil War Collection, 1863. Box 5, Folder 38. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/8773tx96xf-cor.