Kohls, R. L., & Uhl, J. N. (1998). Marketing of agricultural products (8th ed.). Prentice Hall.
芝加哥风格引文Kohls, Richard L., 与 Joseph N. Uhl. Marketing of Agricultural Products. 8th ed. Upper Saddle River, NJ: Prentice Hall, 1998.
MLA引文Kohls, Richard L., 与 Joseph N. Uhl. Marketing of Agricultural Products. 8th ed. Prentice Hall, 1998.
警告：这些引文格式不一定是100％准确.