1940 Census Enumeration District Descriptions - Wisconsin - Columbia County - ED 11-12, ED 11-13, ED 11-14, ED 11-15, ED 11-16, ED 11-17, ED 11-18, ED 11-19, ED 11-20, ED 11-21, ED 11-22

Chicago citation style
Department of Commerce. Bureau of the Census. Office of the Assistant Director for Operations. Geography Division. (3/13/1947 - 1968). 1940 Census Enumeration District Descriptions - Wisconsin - Columbia County - ED 11-12, ED 11-13, ED 11-14, ED 11-15, ED 11-16, ED 11-17, ED 11-18, ED 11-19, ED 11-20, ED 11-21, ED 11-22. 1850-01-01/1950-12-31. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5887166. (Accessed November 16, 2018.)
APA citation style
Department of Commerce. Bureau of the Census. Office of the Assistant Director for Operations. Geography Division. (3/13/1947 - 1968), (1850-01-01/1950-12-31) 1940 Census Enumeration District Descriptions - Wisconsin - Columbia County - ED 11-12, ED 11-13, ED 11-14, ED 11-15, ED 11-16, ED 11-17, ED 11-18, ED 11-19, ED 11-20, ED 11-21, ED 11-22. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5887166
MLA citation style
Department of Commerce. Bureau of the Census. Office of the Assistant Director for Operations. Geography Division. (3/13/1947 - 1968). Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/5887166>.
Note: These citations are programmatically generated and may be incomplete.