000			00281nam a22001217a 4500
020			_a0521096634
082			_a576.5 _bCOV/G
245			_aGenetics/ _cby D.J.Cove
260			_aCambridge: _bCambridge University Press, _c1971.
300			_a215p.
650			_aGenetics
942			_cBK
999			_c614646 _d614646