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020 _a9788129702777
040 _aUPES LIBRARY
_bEnglish
082 _a628
_bMAS
100 _aMaster, Gilbert M
_94933
245 _aIntroduction to environmental engineering and science
250 _a2nd ed.
260 _aNew Delhi:
_bPearson Education,
_c2004
300 _axiv, 649p.
650 _aEnvironmental engineering
942 _cBK
999 _c3171
_d3171