Shell Concretions

Chicago citation style
Shell Concretions. 1884. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhanthropology_8002773&repo=DPLA. (Accessed November 18, 2018.)
APA citation style
(1884) Shell Concretions. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhanthropology_8002773&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhanthropology_8002773&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.