000 00531nam a2200157Ia 4500
008 160607s9999 xx 000 0 und d
100 _aDardis,Rachel
_988398
100 _aLearn,Elmer W
_988399
100 _aUnited States of America Department of Agriculture Economic Research
_988400
245 _aMeasures of the Degree and Cost of Economic Protection of Agriculture in Selected Countries
260 _aMinnesota
260 _bUniversity of Minnesota
260 _c1967
300 _aiv,68
650 _aL S V Collection
_988325
999 _c34678
_d34678