Cramer, G. L., & Jensen, C. W. (1994). Agricultural economics and agribusiness (6th ed.). Wiley.
芝加哥风格引文Cramer, Gail L., 与 Clarence W. Jensen. Agricultural Economics and Agribusiness. 6th ed. New York: Wiley, 1994.
MLA引文Cramer, Gail L., 与 Clarence W. Jensen. Agricultural Economics and Agribusiness. 6th ed. Wiley, 1994.
警告：这些引文格式不一定是100％准确.