000			00336nam a2200145Ia 4500
008			230302s9999 xx 000 0 und d
041			_aENGLISH
082			_a628
100			_aSantra.S.
245		0	_aEnvironmental science.
260			_aKolkata _bNew central book agency. _c2005
300			_a1244
650			_aBotany
942			_cBK
999			_c17935 _d17935