MLA
Rudasil, H .F. Letter from H. F. Rudasil (near Richmond, Virginia) to "Dear Brother." Rudasil may have served in the 4th North Carolina Infantry Regiment - June 17, 1862. June 17, 1862. Civil War Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/221tdz098z-cor.
APA, 6th edition
Rudasil, H .F. (June 17, 1862)[Letter from H. F. Rudasil (near Richmond, Virginia) to "Dear Brother." Rudasil may have served in the 4th North Carolina Infantry Regiment - June 17, 1862]. Civil War Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/221tdz098z-cor.
Chicago
Rudasil, H .F, Letter from H. F. Rudasil (near Richmond, Virginia) to "Dear Brother." Rudasil may have served in the 4th North Carolina Infantry Regiment - June 17, 1862, June 17, 1862, Civil War Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/221tdz098z-cor.