000			00317nam a2200133Ia 4500
008			230118s9999||||xx |||||||||||||| ||und||
020			_a978-93-859-2389-0
082			_a541.3
082			_bDE/E
100			_aA K _bDE
245		0	_aEnvironmental chemistry
260			_aNEW DELHI
260			_bNEW AGE INTERNATIONAL P LTD
999			_c5370 _d5370