000
00279nam a2200121Ia 4500
008
191031s9999 xx 000 0 und d
100
_a
Alex fraser
245
0
_a
"Heredity, genesis and chromosomes"
260
_b
Mcgrawhill
260
_c
1966
365
_b
58.62
942
_c
BK
999
_c
197354
_d
197354