Niagara Falls and Frozen River from below. Niagara

Chicago citation style
Not Known. Niagara Falls and Frozen River from below. Niagara. [Date not indicated]. Retrieved from the Digital Public Library of America, http://ark.cdlib.org/ark:/13030/kt429014ft. (Accessed December 15, 2018.)
APA citation style
Not Known, ([Date not indicated]) Niagara Falls and Frozen River from below. Niagara. Retrieved from the Digital Public Library of America, http://ark.cdlib.org/ark:/13030/kt429014ft
MLA citation style
Not Known. Retrieved from the Digital Public Library of America <http://ark.cdlib.org/ark:/13030/kt429014ft>.
Note: These citations are programmatically generated and may be incomplete.