000 00277nam a2200121Ia 4500
008 170101s1978 xx 000 0 und d
082 _a636.023 PET
100 _aPeterson Paul
245 0 _aWorking in Animal Science.
260 _c1978
300 _a248 p
942 _2ddc
_cB
999 _c695166
_d695166