MLA
Erckmann-Chatrian. Waterloo : a Sequel to "The Conscript of 1813". Ward, Lock, 1884. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/907tmpg4pj-cor.
APA, 6th edition
E.-C. (1884). Waterloo : a sequel to "The conscript of 1813" [Yellowbacks.]. Ward, Lock; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/907tmpg4pj-cor.
Chicago
Erckmann-Chatrian. “Waterloo : a Sequel to ‘The Conscript of 1813.’” Yellowbacks. Chester W. Topp Collection of Victorian Yellowbacks and Paperbacks. London|New York: Ward, Lock, 1884. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/907tmpg4pj-cor.