Hicks, J. R. (1979). A contribution to the theory of the trade cycle (Reprint.). Clarendon Press.
Cita Chicago (17th ed.)Hicks, John Richard. A Contribution to the Theory of the Trade Cycle. Reprint. Oxford: Clarendon Press, 1979.
Cita MLA (9th ed.)Hicks, John Richard. A Contribution to the Theory of the Trade Cycle. Reprint. Clarendon Press, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.