000 00306nam a2200121Ia 4500
005 20251007104517.0
008 251006s9999 xx 000 0 und d
100 _abogart,ralph,1908
245 0 _aimprovement of livestock bogart,ralph
260 _a1st ed. | N.Y. Macmillan
260 _c1959
942 _cBOK
999 _c8750
_d8750