Wisconsin quadrangle compiled by the Map Section, Forest Protection Headquarters

Chicago citation style
Wisconsin quadrangle compiled by the Map Section, Forest Protection Headquarters. 1939. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/13697. (Accessed December 16, 2019.)
APA citation style
(1939) Wisconsin quadrangle compiled by the Map Section, Forest Protection Headquarters. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/13697
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/13697>.
Note: These citations are programmatically generated and may be incomplete.