000 00299nam a22001097a 4500
008 131223b xxu||||| |||| 00| 0 eng d
020 _a8171414214
050 _a628.16
100 _aS A Abbasi
245 _aWater quality sampling and analysis
260 _aNew Delhi
_bDiscovery publishing House
_c1998
999 _c328388
_d328388