Cave at Santa Cruz Island

Chicago citation style
Cave at Santa Cruz Island. [ca. 1890]. Retrieved from the Digital Public Library of America, http://catalog.library.ca.gov/F/?func=find-b&request=001384031&find_code=SYS. (Accessed December 17, 2018.)
APA citation style
([ca. 1890]) Cave at Santa Cruz Island. Retrieved from the Digital Public Library of America, http://catalog.library.ca.gov/F/?func=find-b&request=001384031&find_code=SYS
MLA citation style
Retrieved from the Digital Public Library of America <http://catalog.library.ca.gov/F/?func=find-b&request=001384031&find_code=SYS>.
Note: These citations are programmatically generated and may be incomplete.