Citazione Stile APA (7a Edizione)
United States exports of domestic and foreign marchandise: Country of destination by subgroup. U.S. Department of Commerce.
Citazione stile Chigago Style (17a edizione)
United States Exports of Domestic and Foreign Marchandise: Country of Destination by Subgroup. Washington: U.S. Department of Commerce.
Citatione MLA (9a ed.)
United States Exports of Domestic and Foreign Marchandise: Country of Destination by Subgroup. U.S. Department of Commerce.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.