Tietueen sitaatit
APA-viiteUnited Nations. Economic Commission for Europe. (1991). Energy reforms in Central and Eastern Europe: The first year. United Nations.
Chicago-tyylinen lähdeviittausUnited Nations. Economic Commission for Europe. Energy Reforms in Central and Eastern Europe: The First Year. New York [N.Y.]: United Nations, 1991.
MLA-viiteUnited Nations. Economic Commission for Europe. Energy Reforms in Central and Eastern Europe: The First Year. United Nations, 1991.
Harvard-tyylinen lähdeviittausUnited Nations. Economic Commission for Europe. 1991. Energy reforms in Central and Eastern Europe: The first year. New York [N.Y.]: United Nations.
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