MLA
The Southern Almanac, for 1863 : Being the Third after Bissextile or Leap Year, the Eighty-Seventh of American Independence and Third of the Southern Confederacy. Printed at the Virginian Book and Job Office|Published by Schaffter & Bryant, 1862. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/375dbrv48t-cor.
APA, 6th edition
The Southern almanac, for 1863 : being the third after bissextile or leap year, the eighty-seventh of American independence and third of the Southern Confederacy. (1862). [Southern imprint, Almanacs]. Printed at the Virginian Book and Job Office|Published by Schaffter & Bryant; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/375dbrv48t-cor.
Chicago
“The Southern Almanac, for 1863 : Being the Third after Bissextile or Leap Year, the Eighty-Seventh of American Independence and Third of the Southern Confederacy.” Southern imprint, Almanacs. Civil War Imprints. [Lynchburg, Va.]|Lynchburg, Va.: Printed at the Virginian Book and Job Office|Published by Schaffter & Bryant, 1862. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/375dbrv48t-cor.