MLA

Heller, Louis Herman, 1839-1928, Watkins, Carleton E., 1829-191. Black Jim. 1873. https://collections.library.yale.edu/catalog/2009519.

APA, 6th edition

Heller, Louis Herman, 1839-1928, & Watkins, Carleton E., 1829-191. (1873)[Black Jim]. https://collections.library.yale.edu/catalog/2009519.