00471nam a2200193Ia 4500003000400000005001700004006001800021007000300039008004100042037001700083040001800100041001300118082001300131100002300144245003700167260004400204300001800248650001100266OSt20220926014707.0a|||||r|||| 00| 0ta220923b        |||||||| |||| 00| 0 eng d  cGeneral Book  aRTLcRTLbeng  2engaeng  aX:54, L0  aLeighton Richard I 0aEconomics of international trade  aNew YorkbMcGraw-Hill USA        c1970  aix,284p.ccm.  aExport