000			00390cam a2200145ua 4500
008			121127n2012 ii |||gr||||Z||||||eng
020			_a9788122426175
082			_a628.50154 _bDE
100			_aDe, a k.
245			_aEnvironmental chemistry _cA.K. de
250			_a7th ed.
260			_aNew Delhi _bNew Age International (P) Limited Publishers _c2012
300			_aix,p: _c24cm.
942			_cBK
999			_c15956 _d15956