(2011). EU transport in figures: Statistical pocketbook. Publ. Off. of the Europ. Union.
Chicagoスタイル(17版)引用形式EU Transport in Figures: Statistical Pocketbook. Luxembourg: Publ. Off. of the Europ. Union, 2011.
MLA(8版)引用形式EU Transport in Figures: Statistical Pocketbook. Publ. Off. of the Europ. Union, 2011.
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