1940 Census Enumeration District Descriptions - North Dakota - Mercer County - ED 29-33, ED 29-34, ED 29-35, ED 29-36, ED 29-37, ED 29-38, ED 29-39, ED 29-40, ED 29-41

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 - North Dakota - Mercer County - ED 29-33, ED 29-34, ED 29-35, ED 29-36, ED 29-37, ED 29-38, ED 29-39, ED 29-40, ED 29-41. 1850-01-01/1950-12-31. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5873962. (Accessed July 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 - North Dakota - Mercer County - ED 29-33, ED 29-34, ED 29-35, ED 29-36, ED 29-37, ED 29-38, ED 29-39, ED 29-40, ED 29-41. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5873962
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/5873962>.
Note: These citations are programmatically generated and may be incomplete.