1. Bhagwati, J.N. and Srinivasan, T.N. (1983), Lectures on International Trade (Cambridge, MA: MIT Press), chs 5 and 6, 50–81; appendix B, 384–396.
2. Chacholiades, M. (1973), The Pure Theory of International Trade (London: Macmillan), chs 4–6, 81–169.
3. Dinwiddy, C.L., and Tal, F.J. (1988), The Two-Sector Equilibrium Model: A New Approach (Oxford: Philip Allan).
4. Ethier, W.J. (1983), Modern International Economics (New York: Norton), appendix I, 511–556.
5. Ethier, W.J. (1987), “The Theory of International Trade”, in L.M. Officer (Ed.), International Economics (Boston: Kluwer Academic), 1–57.