Boston traffic tunnel construction

Chicago citation style
Boston traffic tunnel construction. 1931-1932. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/37720p56k. (Accessed June 24, 2018.)
APA citation style
(1931-1932) Boston traffic tunnel construction. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/37720p56k
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/37720p56k>.
Note: These citations are programmatically generated and may be incomplete.