Olympic Mountain valley in which a person is standing, Olympic National Park, date unknown

Chicago citation style
Unknown. Olympic Mountain valley in which a person is standing, Olympic National Park, date unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/1280. (Accessed August 18, 2018.)
APA citation style
Unknown, Olympic Mountain valley in which a person is standing, Olympic National Park, date unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/1280
MLA citation style
Unknown. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/1280>.
Note: These citations are programmatically generated and may be incomplete.