000			00332nam a2200133Ia 4500
008			240112s9999 xx 000 0 und d
082			_a575.1 _bR
100			_aGoodenough, Ursula
245		0	_aGenetics
250			_a2
260			_a New York _bHolt Rinehart & Winston Publishers _c1974
650			_aGenetics; Biology
942			_cBK
999			_c17520 _d17520