1. A history of economic theory: classic contributions, 1720-1980 Niehans, Jurg. Baltimore, Maryland : Johns Hopkins University Press, c1990. ECON303
2. China, Hong Kong, Taiwan, and the world trading system Hartland-Thunberg, Penelope. New York : St. Martin's Press in association with Center for Strategic and International Studies, c1990. HIST463
3. European journal of international law= Journal européen de droit international Firenze, Italy : European Journal of International Law, European University Institute, 1990- ACT323
