MLA
Barrett, Frank, 1848-1926. Lieutenant Barnabas. 1893. Chester W. Topp collection of Victorian yellowbacks and paperbacks. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/238w9gj0wn-cor.
APA, 6th edition
Barrett, Frank, 1848-1926. (1893)[Lieutenant Barnabas, A new edition.]. Chester W. Topp collection of Victorian yellowbacks and paperbacks, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/238w9gj0wn-cor.
Chicago
Barrett, Frank, 1848-1926, Lieutenant Barnabas, 1893, Chester W. Topp collection of Victorian yellowbacks and paperbacks, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/238w9gj0wn-cor.