000			00329nam a2200145Ia 4500
008			240201s1999 xx 000 0 eng d
020			_a9788173011856
082			_a363 TAL
100			_aTALWAR, M.L
245		0	_aKNOW ABOUT ENVIRONMENT
260			_c1999
300			_a80
650			_aENVIRONMENTAL SCIENCE
942			_2ddc _cBK
999			_c1818 _d1818