000 00295nam a2200121Ia 4500
008 250224s9999 xx 000 0 und d
020 _a123360501
082 _a636.3HEC
100 _aJ.F.Hecker
245 4 _aThe sheep as an experimental animal
260 _bacademy press
_c1983
942 _cBK
999 _c431741
_d431741