000 00272nam a2200121Ia 4500
008 170101s2017 xx 000 0 und d
082 _a630 E24P
100 _aRonald
245 0 _aPrinciple of agriculture
650 _aAGRICULTURE
653 _aAGRICULTURE
942 _2ddc
_cB
999 _c123
_d123