00523nam a2200145Ia 4500008004100000082003200041100005800073245004900131260002200180300001000202650002900212942000700241952011200248999001700360140224s9999    xx            000 0 und d  a631.15(100) 1980 (082.2) M0  aInternational Congress on Farm Management, 4th, 1980.  aThe role of agriculture in Society : Papers.  aSloughbCABc1980  a256p.  aFarm management-congress  cBK  00104070aKSDbKSDd2014-02-24l0o631.15(100) 1980 (082.2) M0p3325r2014-02-24 00:00:00w2014-02-24yBK  c96780d96780