1940 Census Enumeration District Descriptions - Washington - Mason County - ED 23-13, ED 23-27, ED 23-28, ED 23-29, ED 23-30, ED 23-31

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 - Washington - Mason County - ED 23-13, ED 23-27, ED 23-28, ED 23-29, ED 23-30, ED 23-31. 1850-01-01/1950-12-31. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5886518. (Accessed June 25, 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 - Washington - Mason County - ED 23-13, ED 23-27, ED 23-28, ED 23-29, ED 23-30, ED 23-31. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5886518
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/5886518>.
Note: These citations are programmatically generated and may be incomplete.