000 00321nam a2200121Ia 4500
008 220216s9999 xx 000 0 und d
100 _aJayasinghe P P
245 0 _aWhat is ISO 9000 scheme
260 _bBulletin of the Rubber Research Institute of Sri Lanka
_c1999
300 _a13-15
650 _aISO9000
942 _cJS
999 _c72371
_d72371