Cita APA (7a ed.)
(1961). United States imports of merchandise for consumption: Country of origin by subgroup. Ft. 120. U.S. Department of Commerce.
Cita Chicago Style (17a ed.)
United States Imports of Merchandise for Consumption: Country of Origin by Subgroup. Ft. 120. Washington: U.S. Department of Commerce, 1961.
Cita MLA (9a ed.)
United States Imports of Merchandise for Consumption: Country of Origin by Subgroup. Ft. 120. U.S. Department of Commerce, 1961.
Precaución: Estas citas no son 100% exactas.