000 00310nam a2200121Ia 4500
008 170101s1980 xx 000 0 und d
082 _a630 INT
100 _aInternational Farm Management Association
245 4 _aThe Role of Agriculture in Society
260 _c1980
300 _a256 p.
942 _2ddc
_cB
999 _c758316
_d758316