MLA
Memminger, C. G. (Christopher Gustavus), 1803-1888. Letter to the President and Directors of the Bank of Newberry, South Carolina asking them to align themselves with the guidelines set by other southern banks and allow for the extension of credit to the Confederate government for the issuing of Treasure Notes, signed by the Confederate Secretary of the Treasury Christopher Memminger - June 17, 1861. June 17, 1861. Civil War Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/5805x69qkw-cor.
APA, 6th edition
Memminger, C. G. (Christopher Gustavus), 1803-1888. (June 17, 1861)[Letter to the President and Directors of the Bank of Newberry, South Carolina asking them to align themselves with the guidelines set by other southern banks and allow for the extension of credit to the Confederate government for the issuing of Treasure Notes, signed by the Confederate Secretary of the Treasury Christopher Memminger - June 17, 1861]. Civil War Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/5805x69qkw-cor.
Chicago
Memminger, C. G. (Christopher Gustavus), 1803-1888, Letter to the President and Directors of the Bank of Newberry, South Carolina asking them to align themselves with the guidelines set by other southern banks and allow for the extension of credit to the Confederate government for the issuing of Treasure Notes, signed by the Confederate Secretary of the Treasury Christopher Memminger - June 17, 1861, June 17, 1861, Civil War Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/5805x69qkw-cor.