Hänvisningar gällande denna post
APA-referensUnited Nations. Economic Commission for Europe. (1973). Bulletin of statistics on world trade in engineering products, 1973. United Nations.
Chicago-stil citatUnited Nations. Economic Commission for Europe. Bulletin of Statistics on World Trade in Engineering Products, 1973. New York: United Nations, 1973.
MLA-referensUnited Nations. Economic Commission for Europe. Bulletin of Statistics on World Trade in Engineering Products, 1973. United Nations, 1973.
Harvard-stil citatUnited Nations. Economic Commission for Europe. 1973. Bulletin of statistics on world trade in engineering products, 1973. New York: United Nations.
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