000 00352nam a2200133Ia 4500
008 250409s9999 xx 000 0 und d
020 _a81-203-3691-9
082 _a628
_bMAS
100 _aMasters, G
245 0 _aIntroduction to environmental engineering and science 3/E
260 _aVidhyanagar
_bPHI
_c2008
365 _a350/-
700 _a Ela, W
999 _c258691
_d258691