1940 Census Enumeration District Maps - Illinois - Warren County - Monmouth - ED 94-10, ED 94-11, ED 94-12, ED 94-13, ED 94-14, ED 94-15, ED 94-16, ED 94-17

Chicago citation style
Department of Commerce. Bureau of the Census. Office of the Associate Director for Decennial Census. Geography Division. (1/1987 - 7/15/2011). 1940 Census Enumeration District Maps - Illinois - Warren County - Monmouth - ED 94-10, ED 94-11, ED 94-12, ED 94-13, ED 94-14, ED 94-15, ED 94-16, ED 94-17. 1880-01-01/1990-12-31. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5831753. (Accessed September 24, 2018.)
APA citation style
Department of Commerce. Bureau of the Census. Office of the Associate Director for Decennial Census. Geography Division. (1/1987 - 7/15/2011), (1880-01-01/1990-12-31) 1940 Census Enumeration District Maps - Illinois - Warren County - Monmouth - ED 94-10, ED 94-11, ED 94-12, ED 94-13, ED 94-14, ED 94-15, ED 94-16, ED 94-17. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5831753
MLA citation style
Department of Commerce. Bureau of the Census. Office of the Associate Director for Decennial Census. Geography Division. (1/1987 - 7/15/2011). Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/5831753>.
Note: These citations are programmatically generated and may be incomplete.