000 00312nam a2200121Ia 4500
008 220216s9999 xx 000 0 und d
100 _aSooi N G Choong
245 0 _aNatural rubber: Are we losing our competitiveness ?
260 _bPlanter
_c1985
300 _a367-373
650 _aNatural rubber
942 _cJS
999 _c63665
_d63665