The science of ethics

Chicago citation style
Cronin, Michael, b. 1871. The science of ethics. 1917-1920 [v.1, 2d ed., 1920]. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/006569725. (Accessed November 21, 2018.)
APA citation style
Cronin, Michael, b. 1871, (1917-1920 [v.1, 2d ed., 1920]) The science of ethics. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/006569725
MLA citation style
Cronin, Michael, b. 1871. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/006569725>.
Note: These citations are programmatically generated and may be incomplete.