Kostecki, M. M. (1979). East- West trade and the GATT system. Macmillan.
Lua i Stíl Chicago (17ú heag.)Kostecki, M. M. East- West Trade and the GATT System. London: Macmillan, 1979.
Lua MLA (9ú heag.)Kostecki, M. M. East- West Trade and the GATT System. Macmillan, 1979.
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