Não informado. (1947). Economic Survey of Europe. United Nations, Department of Economic and Social Affairs.
Chicago-Zitierstil (17. Ausg.)Não informado. Economic Survey of Europe. Geneve, Suíça: United Nations, Department of Economic and Social Affairs, 1947.
MLA-Zitierstil (8. Ausg.)Não informado. Economic Survey of Europe. United Nations, Department of Economic and Social Affairs, 1947.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.