000 00330nam a2200133Ia 4500
005 20260413101031.0
008 230516s9999||||xx |||||||||||||| ||und||
100 _aRao CS
245 0 _aEnvironmental Pollution Control & Engg
260 _bN Delhi New Age Int
_c2006
300 _a424
942 _cGB
999 _c6303
_d6303