U.S. exports of merchandise [electronic resource] : Statistical month - October, 2012 : International harmonized system commodity classification (HS-Based schedule B) by country by customs district / U.S. Department of Commerce, Economics and statistics administration. - Washington : U.S. Census Bureau, 2012. - 1 DVD ; 12 cm.. - (V1-F12-ER10-09-US1)[MFN: 4051]