Pyramid Peak and Lake Crescent, Olympic National Park, date unknown

Chicago citation style
Unknown. Pyramid Peak and Lake Crescent, Olympic National Park, date unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/1164. (Accessed August 16, 2018.)
APA citation style
Unknown, Pyramid Peak and Lake Crescent, Olympic National Park, date unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/1164
MLA citation style
Unknown. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/1164>.
Note: These citations are programmatically generated and may be incomplete.