Sand pattern with kelp and feather, possibly in Olympic National Park, date unknown

Chicago citation style
Unknown. Sand pattern with kelp and feather, possibly in Olympic National Park, date unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/1611. (Accessed July 19, 2018.)
APA citation style
Unknown, Sand pattern with kelp and feather, possibly in Olympic National Park, date unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/1611
MLA citation style
Unknown. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/1611>.
Note: These citations are programmatically generated and may be incomplete.