Cramer,Gail L, & Jensen,Clarence W. (1979). Agricultural economics and agribusiness. John Wiley & Sons.
シカゴスタイル引用形Cramer,Gail L, , Jensen,Clarence W. Agricultural Economics and Agribusiness. New York: John Wiley & Sons, 1979.
MLA引用形式Cramer,Gail L, , Jensen,Clarence W. Agricultural Economics and Agribusiness. John Wiley & Sons, 1979.
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