Pillars of Hercules, Columbia River, Washington, n.d

Chicago citation style
Pillars of Hercules, Columbia River, Washington, n.d. n.d. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/wastate/id/868. (Accessed October 19, 2018.)
APA citation style
(n.d) Pillars of Hercules, Columbia River, Washington, n.d. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/wastate/id/868
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/wastate/id/868>.
Note: These citations are programmatically generated and may be incomplete.