000 00259pam a2200121a 44500
082 _a575.1
_bG293
100 _aGeorge, Wilma
245 1 _aELEMENTARY GENETICS
260 _aLondon
_bMacmillan
_c1965
300 _a198
964 _gCIRC
997 _a74640 C
999 _c433815
_d433815