Tietueen sitaatit
APA-viiteUnited Nations. Economic Commisssion for Europe & European Commission. (2001). Forest condition in Europe: ... executive report. United Nations, Economic Commission for Europe : European Commission.
Chicago-tyylinen lähdeviittausUnited Nations. Economic Commisssion for Europe ja European Commission. Forest Condition in Europe: ... Executive Report. [Geneva] ; [Luxemburg]: United Nations, Economic Commission for Europe : European Commission, 2001.
MLA-viiteUnited Nations. Economic Commisssion for Europe ja European Commission. Forest Condition in Europe: ... Executive Report. United Nations, Economic Commission for Europe : European Commission, 2001.
Harvard-tyylinen lähdeviittausUnited Nations. Economic Commisssion for Europe & European Commission. 2001. Forest condition in Europe: ... executive report. [Geneva] ; [Luxemburg]: United Nations, Economic Commission for Europe : European Commission.