The Eton school lists, from 1791 to 1850, with notes

Chicago citation style
Eton College. The Eton school lists, from 1791 to 1850, with notes. 1864. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/008588059. (Accessed December 11, 2018.)
APA citation style
Eton College, (1864) The Eton school lists, from 1791 to 1850, with notes. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/008588059
MLA citation style
Eton College. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/008588059>.
Note: These citations are programmatically generated and may be incomplete.