000 00293nam a2200133Ia 4500
008 230108s9999 xx 000 0 und d
100 _aStansfield WD
245 0 _aTheory & problems of Genetics
260 _bMGH
260 _c1988
365 _b99.50
650 _aBreeding
942 _cBK
999 _c240597
_d240597