000 00283nam a2200121 4500
020 _a9789559244271
082 _a363.7 IND
245 _aIndustry and Environrment
260 _aRajagiriya
_bInstitute of Chemistry Ceylon
_c2005
300 _a120
650 _aEnviornment
942 _cREF
999 _c1541
_d1541