000 00345nam a2200133Ia 4500
008 180110s2008 xx 000 0 und d
020 _a8121915473
082 _a628
100 _aDuggal, K N
245 0 _aElements of Environmental Engineering
260 _aRam Nagar
_bS. Chand & Company Ltd
_c2008
300 _axvii,440p.
942 _2ddc
_cBK
_08
999 _c1107
_d1107