000 00311nam a2200109Ia 4500
008 220510s1970 xx 000 0 und d
041 _aeng
082 _a382 LEI/ECO
100 _aLEIGHTON, RICHARD, I.
_9814271
245 _aECONOMICS OF INTERNATIONAL TRADE.
260 _aNEWYORK
_b MC GRAW HILL BOOK CO.
_c1970
999 _c563675
_d563675