Sphinx Rock at Cedar Run, Pa., in Pennsylvania's Grand Canyon

Chicago citation style
Sphinx Rock at Cedar Run, Pa., in Pennsylvania's Grand Canyon. 1920-1935. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/gx41nk62p. (Accessed July 20, 2018.)
APA citation style
(1920-1935) Sphinx Rock at Cedar Run, Pa., in Pennsylvania's Grand Canyon. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/gx41nk62p
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/gx41nk62p>.
Note: These citations are programmatically generated and may be incomplete.