000 00424nam a2200193Ia 4500
005 20260224121912.0
008 220523s9999 xx 000 0 und d
020 _a9788121915472
041 _aEnglish
100 _aDUGGAL
_92483
245 0 _aElements of Environmental Engineering
250 _a7
260 _bS.Chand
260 _c2010
300 _a440
650 _aBuilding Services
700 _aS.K
_92484
942 _cREF
999 _c60144
_d60144