Mount Seattle's Sharp Ridge, Olympic National Park, date unknown

Chicago citation style
Gurling, Mike. Mount Seattle's Sharp Ridge, Olympic National Park, date unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/887. (Accessed June 21, 2018.)
APA citation style
Gurling, Mike, Mount Seattle's Sharp Ridge, Olympic National Park, date unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/887
MLA citation style
Gurling, Mike. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/887>.
Note: These citations are programmatically generated and may be incomplete.