1940 Census Enumeration District Descriptions - Maine - Aroostook County - ED 2-1, ED 2-2, ED 2-3, ED 2-4, ED 2-5, ED 2-6

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 - Maine - Aroostook County - ED 2-1, ED 2-2, ED 2-3, ED 2-4, ED 2-5, ED 2-6. 1850-01-01/1950-12-31. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5866545. (Accessed September 26, 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 - Maine - Aroostook County - ED 2-1, ED 2-2, ED 2-3, ED 2-4, ED 2-5, ED 2-6. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5866545
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/5866545>.
Note: These citations are programmatically generated and may be incomplete.