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Lua i Stíl Chicago (17ú heag.).Jovanovic, Miroslav N., agus Richard G. .Lipsey. International Economics Integration: Limits and Prospects. 2nd ed. London: Routledge, 1998.
Lua MLA (9ú heag.).Jovanovic, Miroslav N., agus Richard G. .Lipsey. International Economics Integration: Limits and Prospects. 2nd ed. Routledge, 1998.