Tietueen sitaatit
APA-viiteUnited Nations. Economic Commission for Europe & Food and Agiculture Organization of the United Nations. (1999). State of European forests and forestry 1999. United Nations.
Chicago-tyylinen lähdeviittausUnited Nations. Economic Commission for Europe ja Food and Agiculture Organization of the United Nations. State of European Forests and Forestry 1999. New York [N.Y.] ; Geneva: United Nations, 1999.
MLA-viiteUnited Nations. Economic Commission for Europe ja Food and Agiculture Organization of the United Nations. State of European Forests and Forestry 1999. United Nations, 1999.
Harvard-tyylinen lähdeviittausUnited Nations. Economic Commission for Europe & Food and Agiculture Organization of the United Nations. 1999. State of European forests and forestry 1999. New York [N.Y.] ; Geneva: United Nations.