000 00334nam a22001217a 4500
020 _a9789350562369
082 _a577.6
_bBHA.A
100 _aPawan Kumar Bharti
245 _aAquatic environment and toxicology
260 _aNew Delhi
_bDiscovery publishing house
_c2013
650 _aAquatic environment
_aAquatic systems
942 _cBK
999 _c199708
_d199708