000 00318nam a2200145Ia 4500
020 _a0 582 32317 7
082 _a574.8732/ASH
100 _aAshton, Beryl G
245 _aGenes, chromosomes and evolution
260 _bLongman
_aLondon
_c1975
300 _a175
650 _agenetics
901 _a695
942 _2ddc
_cBK
999 _c629
_d629