MLA
Confederate Bond Engraved by Douglas, New Orleans, No. 7061, $50.00/8%. 1861. Stuart A. Rose Manuscript, Archives, and Rare Book Library, OP6, Folder 1. https://digital.library.emory.edu/purl/235gb5mmth-cor.
APA, 6th edition
Confederate Bond engraved by Douglas, New Orleans, No. 7061, $50.00/8% (OP6, Folder 1). (1861). [Bonds (negotiable instruments)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/235gb5mmth-cor.
Chicago
“Confederate Bond Engraved by Douglas, New Orleans, No. 7061, $50.00/8%.” Bonds (negotiable instruments). Civil War Collection, 1861. OP6, Folder 1. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/235gb5mmth-cor.