00358nam a2200133Ia 4500008004100000082002200041100002800063245002200091260002600113300001400139600002800153600001400181650002900195130903s9999    xx            000 0 und d  a631.16:658.15  L1  a L.Norman and R.B.Coote  aThe farm business  aLondonbLongmanc1971  axii,318p.  aCoote, R.B., jt. author  aNorman L.  aAgronomy,Farm management