World Bank. (2000). Food and agriculture in Bulgaria: The challenge of preparing for EU accession. World Bank.
Chicago-referens (17:e uppl.)World Bank. Food and Agriculture in Bulgaria: The Challenge of Preparing for EU Accession. Washington, DC: World Bank, 2000.
MLA-referens (9:e uppl.)World Bank. Food and Agriculture in Bulgaria: The Challenge of Preparing for EU Accession. World Bank, 2000.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.