000 00306nam a2200121Ia 4500
008 160710s1973 xx 000 0 und d
082 _a337 HEL
100 _aHELLER .H.R
245 _aINTERNATIONAL TRADE :- THEORY AND EMPIRAL EVIDENCE
260 _bPRENTICE HALL
_c1973
300 _a236
942 _2ddc
_cB
999 _c37338
_d37338