00609nam a2200205Ia 4500001001100000005001700011008004100028020001500069020001800084050002200102090000800124245008000132250001100212260005200223300003000275504003000305650002500335650002800360999001500388000000811520251012174502.0  720515s1973    njua     b    001 0 eng  a0134739183  a978013473918200aHF1411b.H38 1973 4a38210aInternational trade; theory and empirical evidencec[by] H. Robert Heller.   a2d ed.  aEnglewood Cliffs, N.J.,bPrentice-Hallc[1973]   axiv, 236 pbillusc24 cm.  aIncludes bibliographies.  0aInternational trade. 6aCommerce international.  c4505d4505