APA (7th ed.) Citation

United States. Bureau of the Census. (1977). Per capita retail sales in the United States, by counties: 1972. U.S. Govt. Print. Off..

Chicago Style (17th ed.) Citation

United States. Bureau of the Census. Per Capita Retail Sales in the United States, by Counties: 1972. Washington: U.S. Govt. Print. Off., 1977.

MLA (8th ed.) Citation

United States. Bureau of the Census. Per Capita Retail Sales in the United States, by Counties: 1972. U.S. Govt. Print. Off., 1977.