Tietueen sitaatit
APA-viiteUnited Nations. Statistical Commission & United Nations. Economic Commission for Europe. (1987). Environment statistics in Europe and North America: An experimental compendium. United Nations.
Chicago-tyylinen lähdeviittausUnited Nations. Statistical Commission ja United Nations. Economic Commission for Europe. Environment Statistics in Europe and North America: An Experimental Compendium. New York: United Nations, 1987.
MLA-viiteUnited Nations. Statistical Commission ja United Nations. Economic Commission for Europe. Environment Statistics in Europe and North America: An Experimental Compendium. United Nations, 1987.
Harvard-tyylinen lähdeviittausUnited Nations. Statistical Commission & United Nations. Economic Commission for Europe. 1987. Environment statistics in Europe and North America: An experimental compendium. New York: United Nations.