00306nam a2200109Ia 450000500170000000800410001702000150005805000130007310000220008624500530010826000350016120251229192625.0251229s9999    xx            000 0 und d  a0137009488  aSF 61.S7  aStufflebean .C .E 0aPrinciples of Animal AgriculturecC  Stufflebean  aNew Jersey  Prentice Hall 1983