Reidy, B., & De Keyser, E. (1977). Guide to world commodity markets. Kogan Page.
芝加哥风格引文Reidy, Brian, 与 Ethel De Keyser. Guide to World Commodity Markets. London: Kogan Page, 1977.
MLA引文Reidy, Brian, 与 Ethel De Keyser. Guide to World Commodity Markets. Kogan Page, 1977.
警告：这些引文格式不一定是100％准确.