Introductory text-book of geology

Chicago citation style
Page, David, 1814-1879. Introductory text-book of geology. 1871. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/008423674. (Accessed December 15, 2018.)
APA citation style
Page, David, 1814-1879, (1871) Introductory text-book of geology. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/008423674
MLA citation style
Page, David, 1814-1879. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/008423674>.
Note: These citations are programmatically generated and may be incomplete.