Why did they dig Ma's grave so deep

Chicago citation style
Skelly, J. P. (Joseph P.), 1853-1895, Mann, Harry. Why did they dig Ma's grave so deep. c1880. Retrieved from the Digital Public Library of America, http://search.lib.virginia.edu/catalog/uva-lib:1132880. (Accessed November 17, 2018.)
APA citation style
Skelly, J. P. (Joseph P.), 1853-1895, Mann, Harry, (c1880) Why did they dig Ma's grave so deep. Retrieved from the Digital Public Library of America, http://search.lib.virginia.edu/catalog/uva-lib:1132880
MLA citation style
Skelly, J. P. (Joseph P.), 1853-1895, Mann, Harry. Retrieved from the Digital Public Library of America <http://search.lib.virginia.edu/catalog/uva-lib:1132880>.
Note: These citations are programmatically generated and may be incomplete.