The principles of moral science; an essay

Chicago citation style
McDonald, Walter, 1854-1920. The principles of moral science; an essay. 1910. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/006569742. (Accessed November 18, 2018.)
APA citation style
McDonald, Walter, 1854-1920, (1910) The principles of moral science; an essay. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/006569742
MLA citation style
McDonald, Walter, 1854-1920. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/006569742>.
Note: These citations are programmatically generated and may be incomplete.