APA-referens (7:e uppl.)

Economic Commission for Europe- UN. (1992). East -West Energy Efficiency: The Ace Energy Series. United Nations.

Chicago-referens (17:e uppl.)

Economic Commission for Europe- UN. East -West Energy Efficiency: The Ace Energy Series. New York: United Nations, 1992.

MLA-referens (9:e uppl.)

Economic Commission for Europe- UN. East -West Energy Efficiency: The Ace Energy Series. United Nations, 1992.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.