Catherine Douglas. A tragedy

Chicago citation style
Helps, Arthur, Sir, 1813-1875. Catherine Douglas. A tragedy. 1843. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/000206833. (Accessed October 19, 2018.)
APA citation style
Helps, Arthur, Sir, 1813-1875, (1843) Catherine Douglas. A tragedy. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/000206833
MLA citation style
Helps, Arthur, Sir, 1813-1875. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/000206833>.
Note: These citations are programmatically generated and may be incomplete.