Não informado. (1878). Statistical Abstract of the United States. U.S. Department of Commerce, Bureau of the Census.
Style de citation Chicago (17e éd.)Não informado. Statistical Abstract of the United States. Washington: U.S. Department of Commerce, Bureau of the Census, 1878.
Style de citation MLA (8e éd.)Não informado. Statistical Abstract of the United States. U.S. Department of Commerce, Bureau of the Census, 1878.
Attention : ces citations peuvent ne pas être correctes à 100%.