The study of sociology

Chicago citation style
Spencer, Herbert, 1820-1903. The study of sociology. 1893. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/100192069. (Accessed November 17, 2018.)
APA citation style
Spencer, Herbert, 1820-1903, (1893) The study of sociology. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/100192069
MLA citation style
Spencer, Herbert, 1820-1903. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/100192069>.
Note: These citations are programmatically generated and may be incomplete.