00399nam a2200121Ia 4500008004100000040001700041082002600058100002000084245005800104260003400162300001000196650007100206190327s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta382.0973bA891U  aAubrey, Henry G 0aUnited States imports and world tradecHenry G Aubrey  aOxfordbClarendon Pressc1957  a169p.  aImports-United States; United States-Commerce; International trade