Drill or perforator

Chicago citation style
Drill or perforator. 29 Apr 2002. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhanthropology_8551435&repo=DPLA. (Accessed November 13, 2018.)
APA citation style
(29 Apr 2002) Drill or perforator. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhanthropology_8551435&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhanthropology_8551435&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.