000 00423nam a2200145Ia 4500
008 160808s2004 xx 000 0 eng d
041 _aeng
084 _aG:55(D)
_2CC
100 _aMasters, Gilbert M.
245 _aIntroduction to environmnetal engineering science /
_cby Gilbert M. Masters
250 _a2nd ed.
260 _aDelhi :
_bPeason Edu,
_c2004.
653 _aEnvironmental Engineering
999 _c213808
_d213808