MLA
Du Boisgobey, Fortune?, 1821-1891. The ace of hearts. 1889. Chester W. Topp collection of Victorian yellowbacks and paperbacks. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/692t4b8ksb-cor.
APA, 6th edition
Du Boisgobey, Fortune?, 1821-1891. (1889)[The ace of hearts]. Chester W. Topp collection of Victorian yellowbacks and paperbacks, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/692t4b8ksb-cor.
Chicago
Du Boisgobey, Fortune?, 1821-1891, The ace of hearts, 1889, Chester W. Topp collection of Victorian yellowbacks and paperbacks, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/692t4b8ksb-cor.