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008 170901s2011 xx 000 0 und d
020 _a9788120327740
082 _a628.5
_bM52E
100 _aMeenakshi, P.
245 0 _aElements of Environmental Science and Engineering
250 _a6
260 _aNew Delhi
_bPHI Learning Private Limited
_c2011
300 _a312
650 _aEngineering and allied operations
650 _aTechnology (Applied sciences)
653 _aEnvironmental engineering
653 _aEnvironmental Science
942 _2ddc
_cBK
_01
999 _c12178
_d12178