000 00344nam a2200133Ia 4500
005 20250626142546.0
008 241013s9999 xx 000 0 und d
020 _a9788128018428
100 _aViswanath H.S
245 0 _aEnvironmental Engineering -2
260 _aN.Delhi
_bS.Chand & Company Ltd.,
_c2004
300 _a444
942 _cBK
999 _c11276
_d11276