United Nations. Economic Commission for Europe. (1966). Bulletin of statistics on world trade in engineering products. United Nations.
Chicago-Zitierstil (17. Ausg.)United Nations. Economic Commission for Europe. Bulletin of Statistics on World Trade in Engineering Products. New York: United Nations, 1966.
MLA-Zitierstil (8. Ausg.)United Nations. Economic Commission for Europe. Bulletin of Statistics on World Trade in Engineering Products. United Nations, 1966.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.