MLA
Address of the General Assembly of the Presbyterian Church in the Confederate States of America, to All the Churches of Jesus Christ throughout the Earth : Adopted Unanimously at the Organization of the General Assembly in Augusta, Ga., December 1861. Published by order of the Assembly, 1861. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/921ghx3jn5-cor.
APA, 6th edition
Address of the General Assembly of the Presbyterian Church in the Confederate States of America, to all the churches of Jesus Christ throughout the Earth : adopted unanimously at the organization of the General Assembly in Augusta, Ga., December 1861. (1861). [Southern imprint]. Published by order of the Assembly; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/921ghx3jn5-cor.
Chicago
“Address of the General Assembly of the Presbyterian Church in the Confederate States of America, to All the Churches of Jesus Christ throughout the Earth : Adopted Unanimously at the Organization of the General Assembly in Augusta, Ga., December 1861.” Southern imprint. Civil War Imprints. [Augusta, Ga.?]: Published by order of the Assembly, 1861. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/921ghx3jn5-cor.