000 00322nam a2200121Ia 4500
008 140208s9999 xx 000 0 und d
020 _a00221503
044 _aU.S.A.
245 _aJournal of Heredity. v.42, 1951
_c
260 _bOxford University Press
_aFair Lawn
_c1951
300 _av.42, 319 p.; 23cm.
942 _2udc
_cP
999 _c12897
_d12897