000 00322nam a2200133Ia 4500
005 20260413100808.0
008 230516s9999||||xx |||||||||||||| ||und||
100 _aSoni S. Kumar
245 0 _aEnvironmental Engg -1
260 _bS.K. Kataria N Delhi
_c2012
300 _a252
942 _cGB
999 _c4644
_d4644