CEMEL, CVC concept 1[?]A DH-132-CVC helmets, front view

Chicago citation style
CEMEL, CVC concept 1[?]A DH-132-CVC helmets, front view. 1982-04-29. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/q237j086g. (Accessed June 19, 2018.)
APA citation style
(1982-04-29) CEMEL, CVC concept 1[?]A DH-132-CVC helmets, front view. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/q237j086g
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/q237j086g>.
Note: These citations are programmatically generated and may be incomplete.