Oulu

Chicago citation style
Geological Survey (U.S. Oulu. 1984. Retrieved from the Digital Public Library of America, http://content.wisconsinhistory.org/cdm/ref/collection/maps/id/2778. (Accessed March 29, 2024.)
APA citation style
Geological Survey (U.S, (1984) Oulu. Retrieved from the Digital Public Library of America, http://content.wisconsinhistory.org/cdm/ref/collection/maps/id/2778
MLA citation style
Geological Survey (U.S. Retrieved from the Digital Public Library of America <http://content.wisconsinhistory.org/cdm/ref/collection/maps/id/2778>.
Note: These citations are programmatically generated and may be incomplete.