(2011). EU transport in figures: Statistical pocketbook. Publ. Off. of the Europ. Union.
Lua i Stíl Chicago (17ú heag.)EU Transport in Figures: Statistical Pocketbook. Luxembourg: Publ. Off. of the Europ. Union, 2011.
Lua MLA (8ú heag.)EU Transport in Figures: Statistical Pocketbook. Publ. Off. of the Europ. Union, 2011.
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