MLA
Lieber, Francis, 1800-1872. Lincoln or McClellan? : appeal to the Germans in America. 1864. Civil War Imprints. Emory University. General Libraries. https://digital.library.emory.edu/purl/156zw3r581-cor.
APA, 6th edition
Lieber, Francis, 1800-1872. (1864)[Lincoln or McClellan? : appeal to the Germans in America]. Civil War Imprints, Emory University. General Libraries. https://digital.library.emory.edu/purl/156zw3r581-cor.
Chicago
Lieber, Francis, 1800-1872, Lincoln or McClellan? : appeal to the Germans in America, 1864, Civil War Imprints, Emory University. General Libraries. https://digital.library.emory.edu/purl/156zw3r581-cor.