000 00301nam a2200109Ia 45e0
008 181001s1959 xx 000 0 und d
100 _aFedere
245 0 _aExperimental design
260 _anewYork
_bMacmillan
_c1959
300 _a544
942 _2ddc
_cBK
999 _c3848
_d3848