World Bank, Dornbusch, R., & Helmers, F. L. C. H. (1988). The Open economy: Tools for policymakers in developing countries. Published for the World Bank, Oxford University Press.

World Bank, Rudiger Dornbusch, and F. L. C. H. Helmers. The Open Economy: Tools for Policymakers in Developing Countries. New York: Published for the World Bank, Oxford University Press, 1988.

World Bank, et al. The Open Economy: Tools for Policymakers in Developing Countries. Published for the World Bank, Oxford University Press, 1988.