Jenkin, F. (1996). The graphic representation of the laws of supply and demand and other essays on political economy. Routledge.
Παραπομπή σε μορφή Chicago (17η εκδ.)Jenkin, Fleeming. The Graphic Representation of the Laws of Supply and Demand and Other Essays on Political Economy. London: Routledge, 1996.
Παραπομπή σε μορφή MLA (8th εκδ.)Jenkin, Fleeming. The Graphic Representation of the Laws of Supply and Demand and Other Essays on Political Economy. Routledge, 1996.
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