MLA
Gubernatorial Election Certificate, Dated December 16, 1876, for the General Election Held on November 7, 1876, Certifying That the Voter Voted for Wade Hampton for Governor of South Carolina. Walter, Evans & Cogswell Print, 1876. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 23, Folder 16. https://digital.library.emory.edu/purl/996k0p2pv9-cor.
APA, 6th edition
Gubernatorial election certificate, dated December 16, 1876, for the General Election held on November 7, 1876, certifying that the voter voted for Wade Hampton for governor of South Carolina (Box 23, Folder 16). (1876). [Ballots]. Walter, Evans & Cogswell Print; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/996k0p2pv9-cor.
Chicago
“Gubernatorial Election Certificate, Dated December 16, 1876, for the General Election Held on November 7, 1876, Certifying That the Voter Voted for Wade Hampton for Governor of South Carolina.” Ballots. Civil War Collection. Charleston, S.C.: Walter, Evans & Cogswell Print, 1876. Box 23, Folder 16. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/996k0p2pv9-cor.