Provided as a suggestion only. Please verify these automated citations against the guidelines of your preferred style.

The war for the Union.

MLA

Swinton, William, 1833-1892. The war for the Union.. 1864. Civil War Imprints. Emory University. General Libraries. https://digital.library.emory.edu/purl/634sj3v1h1-cor.

APA, 6th edition

Swinton, William, 1833-1892. (1864)[The war for the Union.]. Civil War Imprints, Emory University. General Libraries. https://digital.library.emory.edu/purl/634sj3v1h1-cor.

Chicago

Swinton, William, 1833-1892, The war for the Union., 1864, Civil War Imprints, Emory University. General Libraries. https://digital.library.emory.edu/purl/634sj3v1h1-cor.