Erosion on the Washington coast, probably in Olympic National Park, date unknown

Chicago citation style
Gurling, Mike. Erosion on the Washington coast, probably in Olympic National Park, date unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/2488. (Accessed June 23, 2018.)
APA citation style
Gurling, Mike, Erosion on the Washington coast, probably in Olympic National Park, date unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/2488
MLA citation style
Gurling, Mike. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/2488>.
Note: These citations are programmatically generated and may be incomplete.