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040 _aMAIN
041 _aEnglish
082 _a363.739
_bTRI
100 _aTrivedy, R. K. and Goel, P. K.
245 _aChemical and biological methods for water pollution studies
260 _aKarad
_bEnvironmental Publications
_c1986
300 _a247p.
650 _aPollution
650 _aWater pollution
942 _cBK
999 _c24494
_d24494