Rock Formations near Wendel

Chicago citation style
Rock Formations near Wendel. 1946. Retrieved from the Digital Public Library of America, http://ark.cdlib.org/ark:/13030/tf809nb3dx. (Accessed December 11, 2018.)
APA citation style
(1946) Rock Formations near Wendel. Retrieved from the Digital Public Library of America, http://ark.cdlib.org/ark:/13030/tf809nb3dx
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.cdlib.org/ark:/13030/tf809nb3dx>.
Note: These citations are programmatically generated and may be incomplete.