1940 Census Enumeration District Descriptions - Oklahoma - Oklahoma County - ED 55-25, ED 55-26, ED 55-27, ED 55-28, ED 55-29, ED 55-30, ED 55-31, ED 55-32

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 - Oklahoma - Oklahoma County - ED 55-25, ED 55-26, ED 55-27, ED 55-28, ED 55-29, ED 55-30, ED 55-31, ED 55-32. 1850-01-01/1950-12-31. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5877925. (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 - Oklahoma - Oklahoma County - ED 55-25, ED 55-26, ED 55-27, ED 55-28, ED 55-29, ED 55-30, ED 55-31, ED 55-32. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5877925
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/5877925>.
Note: These citations are programmatically generated and may be incomplete.