000			00347nam a2200133Ia 4500
008			210209s9999||||xx |||||||||||||| ||und||
082			_a660.6 _bCH-I
100			_aChatterji,A.K _913938
245		0	_aIntroduction to environment biotechnology _cA.KChatterji
250			_a3rd
260			_aNew Delhi _bPHI _c2011
300			_axvii,229
942			_cREF
999			_c66636 _d66636