000 00382nam a2200109Ia 4500
008 220216s9999 xx 000 0 und d
100 _aYan L S
245 0 _aInvisible earnings from the international rubber trade
260 _bProceedings of the International Rubber Marketing Conference, 1983, Kuala Lumpur, Malaysia, p252-260
650 _aInternational rubber trade
942 _cJS
999 _c61663
_d61663