River valley in mountains

Chicago citation style
River valley in mountains. 1902-01-01-1906-12-31. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/dn39xh796. (Accessed June 21, 2018.)
APA citation style
(1902-01-01-1906-12-31) River valley in mountains. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/dn39xh796
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/dn39xh796>.
Note: These citations are programmatically generated and may be incomplete.