MLA
McHenry, George. A Paper Containing a Statement of Facts Relating to the Approaching Cotton Crisis. [s.n], 1865. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/4988gthxcm-cor.
APA, 6th edition
McHenry, G. (1865). A paper containing a statement of facts relating to the approaching cotton crisis [Southern imprint]. [s.n]; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/4988gthxcm-cor.
Chicago
McHenry, George. “A Paper Containing a Statement of Facts Relating to the Approaching Cotton Crisis.” Southern imprint. Civil War Imprints. [Richmond, Va.]: [s.n], 1865. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/4988gthxcm-cor.