000 00287nam a2200097Ia 4500
008 220204s9999 xx 000 0 und d
082 _aNR:016 1938/69
_bMRB
245 0 _aNatural rubber production research association: Index of publications 1938-69
260 _aMalaya
_bNRPRA
942 _cBK
999 _c43361
_d43361