MLA
Overton, Robert, 1859-1924. A round dozen : character sketches. 1884. Chester W. Topp collection of Victorian yellowbacks and paperbacks. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9010p2nkft-cor.
APA, 6th edition
Overton, Robert, 1859-1924. (1884)[A round dozen : character sketches]. Chester W. Topp collection of Victorian yellowbacks and paperbacks, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9010p2nkft-cor.
Chicago
Overton, Robert, 1859-1924, A round dozen : character sketches, 1884, Chester W. Topp collection of Victorian yellowbacks and paperbacks, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9010p2nkft-cor.