APA

U.S. Census Bureau, .Current industrial reports. Washington,D.C: U.S. Depatment of Commerce, Bureau of the Census.

Chicago

U.S. Census Bureau, .Current industrial reports. Washington,D.C: U.S. Depatment of Commerce, Bureau of the Census.

Harvard

U.S. Census Bureau, .Current industrial reports. Washington,D.C: U.S. Depatment of Commerce, Bureau of the Census.

MLA

U.S. Census Bureau, .Washington,D.C: U.S. Depatment of Commerce, Bureau of the Census. .