Inside helmet hardware

Chicago citation style
Inside helmet hardware. 1992-09-29. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/nz808n206. (Accessed July 21, 2018.)
APA citation style
(1992-09-29) Inside helmet hardware. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/nz808n206
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/nz808n206>.
Note: These citations are programmatically generated and may be incomplete.