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020 _a0070494630
020 _a9780070494633
020 _qpbk
020 _qpbk
082 _a628
_bBAS
100 _aBasak, N.N.
245 0 _aEnvironmental engineering
250 _a31st rep. 2024
260 _aChennai
_bMcGraw Hill Education (India)
_c2003
300 _axvii, 295p. ; 23cm.
653 _aCE218
653 _aEcological engineering
653 _aEnvironmental protection
653 _aEnvironmental sciences
653 _aHuman ecology
942 _cBK
999 _c53107
_d53107