000			00366nam a2200133Ia 4500
008			220901s2004 xx 000 0 eng d
020			_a817800061X
082			_a910.13337 P4;5
100			_aAnjaneyulu, Y
245			_aIntroduction to environmental science
260			_aHyderabad _bB S Publications _c2004
650			_aEnvironmental sciences _9897
942			_2ddc _cBK
999			_c3487 _d3487