Face mask, combat vehicle crewmen's flame, dust, wind, and fragmentation protective

Chicago citation style
Face mask, combat vehicle crewmen's flame, dust, wind, and fragmentation protective. 1981. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/x920h504g. (Accessed July 19, 2018.)
APA citation style
(1981) Face mask, combat vehicle crewmen's flame, dust, wind, and fragmentation protective. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/x920h504g
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/x920h504g>.
Note: These citations are programmatically generated and may be incomplete.