Hänvisningar gällande denna post
APA-referensUnited Nations. Economic Commission for Europe. (1989). Transport information. United Nations.
Chicago-stil citatUnited Nations. Economic Commission for Europe. Transport Information. New York, N.Y.: United Nations, 1989.
MLA-referensUnited Nations. Economic Commission for Europe. Transport Information. United Nations, 1989.
Harvard-stil citatUnited Nations. Economic Commission for Europe. 1989. Transport information. New York, N.Y.: United Nations.
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