Deardorff, A. V. (2001). International provision of trade services, trade, and fragmentation. World Bank.
Citación estilo ChicagoDeardorff, Alan V. International Provision of Trade Services, Trade, and Fragmentation. Washington, D.C: World Bank, 2001.
Cita MLADeardorff, Alan V. International Provision of Trade Services, Trade, and Fragmentation. World Bank, 2001.
Warning: These citations may not always be 100% accurate.