000 00285nam a22001217a 4500
999 _c2138
_d2138
022 _a8170352673
082 _a553.7
100 _aManish L. Srivastava
245 _aPhysico-Chemical And Microbiological Characters Of Water
260 _aDelhi
_bDaya
_c2002
300 _a166
942 _cBK