000 00508nam a2200181Ia 4500
008 160601s9999 xx 000 0 und d
020 _a879090200
100 _aGoodwin, John W
_932715
245 _aAgricultural economics
260 _aReston
260 _bReston publishing company
260 _c1977
300 _axxviii, 372p.; 22cm.
650 _aAgriculture - United States
_921539
650 _aAmerican agriculture
_932716
650 _aEconomic history
_9357
650 _aNational economy
_913768
999 _c10967
_d10967