Hicks, J. (1950). A contribution to the theory of the trade cycle. Clarendon Press.
芝加哥风格引文Hicks, John. A Contribution to the Theory of the Trade Cycle. Oxford: Clarendon Press, 1950.
MLA引文Hicks, John. A Contribution to the Theory of the Trade Cycle. Clarendon Press, 1950.
警告：这些引文格式不一定是100％准确.