000 00306nam a2200145Ia 4500
700 _aAlizad,Suresh.
100 _aAhirrao,Walmiki.
365 _b20
942 _cBK
654 _a
245 _aEnviroment Science
260 _aPune
_bVaibhav Publication
_c1988
082 _a574.5
300 _bPb
_a4114
999 _c374030
_d374030
041 _aeng