NATO booklet, folding ridged map

Chicago citation style
NATO booklet, folding ridged map. 1988-05. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/nz808h040. (Accessed June 23, 2018.)
APA citation style
(1988-05) NATO booklet, folding ridged map. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/nz808h040
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/nz808h040>.
Note: These citations are programmatically generated and may be incomplete.