Interbedded sandstone, probably in Queets, date unknown

Chicago citation style
Tabor, R.. Interbedded sandstone, probably in Queets, date unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/1650. (Accessed July 19, 2018.)
APA citation style
Tabor, R., Interbedded sandstone, probably in Queets, date unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/1650
MLA citation style
Tabor, R.. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/nps/id/1650>.
Note: These citations are programmatically generated and may be incomplete.