Official Highway Map of Wisconsin 1939

Chicago citation style
Wisconsin. State Highway Commission. Official Highway Map of Wisconsin 1939. 1939. Retrieved from the Digital Public Library of America, http://content.wisconsinhistory.org/cdm/ref/collection/maps/id/14159. (Accessed April 2, 2020.)
APA citation style
Wisconsin. State Highway Commission, (1939) Official Highway Map of Wisconsin 1939. Retrieved from the Digital Public Library of America, http://content.wisconsinhistory.org/cdm/ref/collection/maps/id/14159
MLA citation style
Wisconsin. State Highway Commission. Retrieved from the Digital Public Library of America <http://content.wisconsinhistory.org/cdm/ref/collection/maps/id/14159>.
Note: These citations are programmatically generated and may be incomplete.