Ten pivotal figures of history

Chicago citation style
Vernon, Ambrose White, 1870-1951. Ten pivotal figures of history. 1925. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/001167265. (Accessed December 12, 2018.)
APA citation style
Vernon, Ambrose White, 1870-1951, (1925) Ten pivotal figures of history. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/001167265
MLA citation style
Vernon, Ambrose White, 1870-1951. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/001167265>.
Note: These citations are programmatically generated and may be incomplete.