World Bank. (2000). Food and agriculture in Bulgaria: The challenge of preparing for EU accession. World Bank.
Chicagoスタイル(17版)引用形式World Bank. Food and Agriculture in Bulgaria: The Challenge of Preparing for EU Accession. Washington, DC: World Bank, 2000.
MLA(9版)引用形式World Bank. Food and Agriculture in Bulgaria: The Challenge of Preparing for EU Accession. World Bank, 2000.