Hufbauer, G. C. (1986). Trade protection in the United States: 31 case studies. Washington: Institute for International Economics.
Trích dẫn kiểu ChicagoHufbauer, Gary Clyde. Trade Protection in the United States: 31 Case Studies. Washington: Institute for International Economics, 1986.
Deismireacht MLAHufbauer, Gary Clyde. Trade Protection in the United States: 31 Case Studies. Washington: Institute for International Economics, 1986.
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