000			00326nam a2200133Ia 4500
008			211101s2012 xx 000 0 eng d
020			_a9789327222982
082			_a660.6 S 643 B
100			_aSingh , B. D .
245		0	_aBiotechnology 4th
260			_bKalyani Publishers New Delhi _c2012
300			_a942
942			_2ddc _cBK
999			_c197 _d197