Não informado. Outlook for U.S. Agricultural Exports. U.S. Department of Agriculture, Economic Research Service.
Čikaški stil citiranja (17. izdanje)Não informado. Outlook for U.S. Agricultural Exports. Washington: U.S. Department of Agriculture, Economic Research Service.
MLA način citiranja (8. izdanje)Não informado. Outlook for U.S. Agricultural Exports. U.S. Department of Agriculture, Economic Research Service.
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