Koester, U. (1982). Policy options for the grain economy of the European community: Implications for developing countries. International food policy research institute.
Citação norma ChicagoKoester, Ulrich. Policy Options for the Grain Economy of the European Community: Implications for Developing Countries. International food policy research institute, 1982.
Citação norma MLAKoester, Ulrich. Policy Options for the Grain Economy of the European Community: Implications for Developing Countries. International food policy research institute, 1982.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.