Mount Hopper and Mount Stone, Olympic National Park, date unknown

Chicago citation style
Mount Hopper and Mount Stone, Olympic National Park, date unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/1352. (Accessed July 22, 2018.)
APA citation style
Mount Hopper and Mount Stone, Olympic National Park, date unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/1352
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/1352>.
Note: These citations are programmatically generated and may be incomplete.