U.S. imports of merchandise [electronic resource] : Statistical month - June, 2011 : International harmonized system commodity classification (HTSUSA) by country, by customs district / U.S. Department of Commerce ; Economics and statistics administration. - Washington : U.S. Census Bureau, 2011. - 1 DVD ; 12 cm.. - (V1-F11-IR06-09-US1)[MFN: 3630]