000 00320nam a2200133Ia 4500
100 _aTrivedy, R.
365 _b180
942 _cBK
654 _a
245 _aChemical and biological methods for water pollution studies
260 _aKarad
_bEnvironmental Publications
_c1984
082 _a614.77
300 _bHb
_a250
999 _c368134
_d368134
041 _aeng