MLA
Jeff Davis on His Own Platform. Jefferson Davis Is Draped in a Confederate Flag and Is about to Be Hanged from a Gallows, the Trap Door of Which Is Labeled "Secession Trap." Other Southern Leaders Await Their Turn with Nooses around Their Necks. Currier & Ives, 1861. Stuart A. Rose Manuscript, Archives, and Rare Book Library, OP9, Folder 3. https://digital.library.emory.edu/purl/84302v6z4n-cor.
APA, 6th edition
Jeff Davis on His Own Platform. Jefferson Davis is draped in a Confederate flag and is about to be hanged from a gallows, the trap door of which is labeled "Secession Trap." Other Southern leaders await their turn with nooses around their necks. (OP9, Folder 3). (1861). [Political cartoons]. Currier & Ives; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/84302v6z4n-cor.
Chicago
“Jeff Davis on His Own Platform. Jefferson Davis Is Draped in a Confederate Flag and Is about to Be Hanged from a Gallows, the Trap Door of Which Is Labeled ‘Secession Trap." Other Southern Leaders Await Their Turn with Nooses around Their Necks.” Political cartoons. Civil War Collection. New York City, NY: Currier & Ives, 1861. OP9, Folder 3. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/84302v6z4n-cor.