APA (7th ed.) Citation

United States. Bureau of the Census. (1974). Centers of population for states and counties, 1950, 1960, and 1970. U.S. Dept. of Commerce, Social and Economic Statistics Administration, Bureau of the Census : for sale by the Supt. of Docs., U.S. Govt. Print. Off..

Chicago Style (17th ed.) Citation

United States. Bureau of the Census. Centers of Population for States and Counties, 1950, 1960, and 1970. Washington: U.S. Dept. of Commerce, Social and Economic Statistics Administration, Bureau of the Census : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1974.

MLA (8th ed.) Citation

United States. Bureau of the Census. Centers of Population for States and Counties, 1950, 1960, and 1970. U.S. Dept. of Commerce, Social and Economic Statistics Administration, Bureau of the Census : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1974.