000 00301nam a22001097a 4500
008 131231b xxu||||| |||| 00| 0 eng d
020 _a8176483176
050 _a577.63158
100 _aArvind Kumar
245 _aEcology of polluted waters,Vol.1
260 _aNew Delhi
_bAPH Publishing corporation
_c2002
999 _c328675
_d328675