Baldwin, R. E. (1971). Nontariff distortion of international trade. The Brookings institution.
Čikaški stil citiranjaBaldwin, Robert E. Nontariff Distortion of International Trade. Washington: The Brookings institution, 1971.
MLA način citiranjaBaldwin, Robert E. Nontariff Distortion of International Trade. The Brookings institution, 1971.
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