000 00308nam a2200133Ia 4500
008 160316s1979 xxu||||| |||| 00| 0 eng d
020 _a0571107451
100 _aE. B. Ford
245 _aUnderstanding Genetics
250 _a1st
260 _aLONDON
_bFABER AND FABER
_c1979
300 _a201
700 _a
_a
999 _c29301
_d29301